102012112102 has 16 divisors (see below), whose sum is σ = 159695504640. Its totient is φ = 48811407232.

The previous prime is 102012112099. The next prime is 102012112187. The reversal of 102012112102 is 201211210201.

It is a super-2 number, since 2×102012112102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7775878 + ... + 7788985.

It is an arithmetic number, because the mean of its divisors is an integer number (9980969040).

Almost surely, 2^102012112102 is an apocalyptic number.

102012112102 is a deficient number, since it is larger than the sum of its proper divisors (57683392538).

102012112102 is a wasteful number, since it uses less digits than its factorization.

102012112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15565007.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102012112102 its reverse (201211210201), we get a palindrome (303223322303).

The spelling of 102012112102 in words is "one hundred two billion, twelve million, one hundred twelve thousand, one hundred two".