120142040320136 has 16 divisors (see below), whose sum is σ = 225717761130000. Its totient is φ = 59950637352144.

The previous prime is 120142040320117. The next prime is 120142040320193. The reversal of 120142040320136 is 631023040241021.

It is a junction number, because it is equal to n+sod(n) for n = 120142040320099 and 120142040320108.

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, 15047846750 + ... + 15047854733.

It is an arithmetic number, because the mean of its divisors is an integer number (14107360070625).

Almost surely, 2^{120142040320136} is an apocalyptic number.

It is an amenable number.

120142040320136 is a deficient number, since it is larger than the sum of its proper divisors (105575720809864).

120142040320136 is a wasteful number, since it uses less digits than its factorization.

120142040320136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30095701988 (or 30095701984 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 120142040320136 its reverse (631023040241021), we get a palindrome (751165080561157).

The spelling of 120142040320136 in words is "one hundred twenty trillion, one hundred forty-two billion, forty million, three hundred twenty thousand, one hundred thirty-six".