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112100011210 = 25111959909091
BaseRepresentation
bin110100001100110101…
…1100110110011001010
3101201100102221121012001
41220121223212303022
53314040100324320
6123255324141214
711045641242055
oct1503153466312
9351312847161
10112100011210
11435a5596670
121988609780a
13a7565bcba5
1455d6073a9c
152db166320a
hex1a19ae6cca

112100011210 has 64 divisors (see below), whose sum is σ = 235636646400. Its totient is φ = 37963598400.

The previous prime is 112100011207. The next prime is 112100011211. The reversal of 112100011210 is 12110001211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (112100011211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331236 + ... + 577855.

It is an arithmetic number, because the mean of its divisors is an integer number (3681822600).

Almost surely, 2112100011210 is an apocalyptic number.

112100011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112100011210 is an abundant number, since it is smaller than the sum of its proper divisors (123536635190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112100011210 is a wasteful number, since it uses less digits than its factorization.

112100011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909187.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 112100011210 its reverse (12110001211), we get a palindrome (124210012421).

Subtracting from 112100011210 its reverse (12110001211), we obtain a palindrome (99990009999).

It can be divided in two parts, 11210001 and 1210, that added together give a palindrome (11211211).

The spelling of 112100011210 in words is "one hundred twelve billion, one hundred million, eleven thousand, two hundred ten".

Divisors: 1 2 5 10 11 19 22 38 55 59 95 110 118 190 209 295 418 590 649 1045 1121 1298 2090 2242 3245 5605 6490 11210 12331 24662 61655 123310 909091 1818182 4545455 9090910 10000001 17272729 20000002 34545458 50000005 53636369 86363645 100000010 107272738 172727290 190000019 268181845 380000038 536363690 590000059 950000095 1019091011 1180000118 1900000190 2038182022 2950000295 5095455055 5900000590 10190910110 11210001121 22420002242 56050005605 112100011210