120631151156 has 48 divisors (see below), whose sum is σ = 225373155840. Its totient is φ = 56299069440.

The previous prime is 120631151149. The next prime is 120631151191. The reversal of 120631151156 is 651151136021.

120631151156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5297876 + ... + 5320596.

It is an arithmetic number, because the mean of its divisors is an integer number (4695274080).

Almost surely, 2^120631151156 is an apocalyptic number.

It is an amenable number.

120631151156 is a deficient number, since it is larger than the sum of its proper divisors (104742004684).

120631151156 is a wasteful number, since it uses less digits than its factorization.

120631151156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23384 (or 23382 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 32.

Adding to 120631151156 its reverse (651151136021), we get a palindrome (771782287177).

The spelling of 120631151156 in words is "one hundred twenty billion, six hundred thirty-one million, one hundred fifty-one thousand, one hundred fifty-six".