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112102111210 = 2511210211121
BaseRepresentation
bin110100001100111001…
…1100111011111101010
3101201100120220021211211
41220121303213133222
53314041120024320
6123255441143334
711045665136365
oct1503163473752
9351316807754
10112102111210
11435a67a0401
121988692ab4a
13a756b769ab
1455d645d0dc
152db192a55a
hex1a19ce77ea

112102111210 has 8 divisors (see below), whose sum is σ = 201783800196. Its totient is φ = 44840844480.

The previous prime is 112102111201. The next prime is 112102111211. The reversal of 112102111210 is 12111201211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 103620253801 + 8481857409 = 321901^2 + 92097^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (112102111211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5605105551 + ... + 5605105570.

Almost surely, 2112102111210 is an apocalyptic number.

112102111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112102111210 is a deficient number, since it is larger than the sum of its proper divisors (89681688986).

112102111210 is a wasteful number, since it uses less digits than its factorization.

112102111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11210211128.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112102111210 its reverse (12111201211), we get a palindrome (124213312421).

Subtracting from 112102111210 its reverse (12111201211), we obtain a palindrome (99990909999).

The spelling of 112102111210 in words is "one hundred twelve billion, one hundred two million, one hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 10 11210211121 22420422242 56051055605 112102111210