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1220110011210 = 235177332772227
BaseRepresentation
bin10001110000010100001…
…110010100101101001010
311022122022120020112020110
4101300110032110231022
5124442241130324320
62332302155535150
7154102314656226
oct21602416245512
94278276215213
101220110011210
1143049a325172
1217857045a4b6
138b0959ccb1c
14430a7289786
1521b104375e0
hex11c14394b4a

1220110011210 has 64 divisors (see below), whose sum is σ = 3142987754112. Its totient is φ = 302028834816.

The previous prime is 1220110011191. The next prime is 1220110011221. The reversal of 1220110011210 is 121100110221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16348884 + ... + 16423343.

It is an arithmetic number, because the mean of its divisors is an integer number (49109183658).

Almost surely, 21220110011210 is an apocalyptic number.

1220110011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220110011210 is an abundant number, since it is smaller than the sum of its proper divisors (1922877742902).

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

1220110011210 is a wasteful number, since it uses less digits than its factorization.

1220110011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32772327.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1220110011210 its reverse (121100110221), we get a palindrome (1341210121431).

It can be divided in two parts, 1220110011 and 210, that added together give a palindrome (1220110221).

The spelling of 1220110011210 in words is "one trillion, two hundred twenty billion, one hundred ten million, eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 73 85 102 146 170 219 255 365 438 510 730 1095 1241 2190 2482 3723 6205 7446 12410 18615 37230 32772227 65544454 98316681 163861135 196633362 327722270 491583405 557127859 983166810 1114255718 1671383577 2392372571 2785639295 3342767154 4784745142 5571278590 7177117713 8356917885 11961862855 14354235426 16713835770 23923725710 35885588565 40670333707 71771177130 81340667414 122011001121 203351668535 244022002242 406703337070 610055005605 1220110011210