102001111112 has 16 divisors (see below), whose sum is σ = 191256627840. Its totient is φ = 50999343696.

The previous prime is 102001111099. The next prime is 102001111153. The reversal of 102001111112 is 211111100201.

It is a junction number, because it is equal to n+sod(n) for n = 102001111093 and 102001111102.

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, 277793 + ... + 530255.

It is an arithmetic number, because the mean of its divisors is an integer number (11953539240).

Almost surely, 2^102001111112 is an apocalyptic number.

It is an amenable number.

102001111112 is a deficient number, since it is larger than the sum of its proper divisors (89255516728).

102001111112 is a wasteful number, since it uses less digits than its factorization.

102001111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302972 (or 302968 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 102001111112 its reverse (211111100201), we get a palindrome (313112211313).

The spelling of 102001111112 in words is "one hundred two billion, one million, one hundred eleven thousand, one hundred twelve".