102100111210012 has 12 divisors (see below), whose sum is σ = 178675415157456. Its totient is φ = 51049992593600.

The previous prime is 102100111209953. The next prime is 102100111210049. The reversal of 102100111210012 is 210012111001201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102100111209974 and 102100111210001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12008173 + ... + 18665380.

It is an arithmetic number, because the mean of its divisors is an integer number (14889617929788).

Almost surely, 2^{102100111210012} is an apocalyptic number.

It is an amenable number.

102100111210012 is a deficient number, since it is larger than the sum of its proper divisors (76575303947444).

102100111210012 is a wasteful number, since it uses less digits than its factorization.

102100111210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31505708 (or 31505706 counting only the distinct ones).

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

Adding to 102100111210012 its reverse (210012111001201), we get a palindrome (312112222211213).

The spelling of 102100111210012 in words is "one hundred two trillion, one hundred billion, one hundred eleven million, two hundred ten thousand, twelve".