102112112202101 has 8 divisors (see below), whose sum is σ = 104912374569984. Its totient is φ = 99313980126480.

The previous prime is 102112112202043. The next prime is 102112112202223. The reversal of 102112112202101 is 101202211211201.

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

It is a de Polignac number, because none of the positive numbers 2^k-102112112202101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102112112202101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112112202301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532475885 + ... + 532667618.

It is an arithmetic number, because the mean of its divisors is an integer number (13114046821248).

Almost surely, 2^{102112112202101} is an apocalyptic number.

It is an amenable number.

102112112202101 is a deficient number, since it is larger than the sum of its proper divisors (2800262367883).

102112112202101 is a wasteful number, since it uses less digits than its factorization.

102112112202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065146131.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102112112202101 its reverse (101202211211201), we get a palindrome (203314323413302).

The spelling of 102112112202101 in words is "one hundred two trillion, one hundred twelve billion, one hundred twelve million, two hundred two thousand, one hundred one".