102111111001100 has 36 divisors (see below), whose sum is σ = 221873820562464. Its totient is φ = 40790488697280.

The previous prime is 102111111001093. The next prime is 102111111001157. The reversal of 102111111001100 is 1100111111201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 674370212 + ... + 674521611.

Almost surely, 2^{102111111001100} is an apocalyptic number.

102111111001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102111111001100 is an abundant number, since it is smaller than the sum of its proper divisors (119762709561364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102111111001100 is a wasteful number, since it uses less digits than its factorization.

102111111001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348892594 (or 1348892587 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 102111111001100 its reverse (1100111111201), we get a palindrome (103211222112301).

The spelling of 102111111001100 in words is "one hundred two trillion, one hundred eleven billion, one hundred eleven million, one thousand, one hundred".