120010110111 has 32 divisors (see below), whose sum is σ = 186514099200. Its totient is φ = 76159853280.

The previous prime is 120010110107. The next prime is 120010110133. The reversal of 120010110111 is 111011010021.

It is not a de Polignac number, because 120010110111 - 2² = 120010110107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120010110093 and 120010110102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120010110161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1023771 + ... + 1134956.

It is an arithmetic number, because the mean of its divisors is an integer number (5828565600).

Almost surely, 2^120010110111 is an apocalyptic number.

120010110111 is a deficient number, since it is larger than the sum of its proper divisors (66503989089).

120010110111 is a wasteful number, since it uses less digits than its factorization.

120010110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158836 (or 2158830 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 120010110111 its reverse (111011010021), we get a palindrome (231021120132).

The spelling of 120010110111 in words is "one hundred twenty billion, ten million, one hundred ten thousand, one hundred eleven".