120111395138424 has 160 divisors (see below), whose sum is σ = 336856626192240. Its totient is φ = 39985560576000.

The previous prime is 120111395138417. The next prime is 120111395138443. The reversal of 120111395138424 is 424831593111021.

120111395138424 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 1 + 1 + 3 + 95 + 138 + 424 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 120111395138424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3044551899 + ... + 3044591349.

Almost surely, 2^{120111395138424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120111395138424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168428313096120).

120111395138424 is an abundant number, since it is smaller than the sum of its proper divisors (216745231053816).

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

120111395138424 is a wasteful number, since it uses less digits than its factorization.

120111395138424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45403 (or 45390 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 120111395138424 in words is "one hundred twenty trillion, one hundred eleven billion, three hundred ninety-five million, one hundred thirty-eight thousand, four hundred twenty-four".