120111110110100 has 36 divisors (see below), whose sum is σ = 271973331071904. Its totient is φ = 45955555171680.

The previous prime is 120111110110087. The next prime is 120111110110133. The reversal of 120111110110100 is 1011011111021.

It is a happy number.

It is a congruent 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, 26111108594 + ... + 26111113193.

Almost surely, 2^{120111110110100} is an apocalyptic number.

120111110110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120111110110100 is an abundant number, since it is smaller than the sum of its proper divisors (151862220961804).

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

120111110110100 is a wasteful number, since it uses less digits than its factorization.

120111110110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52222221824 (or 52222221817 counting only the distinct ones).

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

Adding to 120111110110100 its reverse (1011011111021), we get a palindrome (121122121221121).

The spelling of 120111110110100 in words is "one hundred twenty trillion, one hundred eleven billion, one hundred ten million, one hundred ten thousand, one hundred".