120531554053011 has 32 divisors (see below), whose sum is σ = 189163687680000. Its totient is φ = 75589808446080.

The previous prime is 120531554052947. The next prime is 120531554053019. The reversal of 120531554053011 is 110350455135021.

120531554053011 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 31 + 55 + 40 + 530 + 1 + 1 = 666.

It is not a de Polignac number, because 120531554053011 - 2⁶ = 120531554052947 is a prime.

It is a super-2 number, since 2×120531554053011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120531554053019) 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, 64764295 + ... + 66599376.

It is an arithmetic number, because the mean of its divisors is an integer number (5911365240000).

Almost surely, 2^{120531554053011} is an apocalyptic number.

120531554053011 is a deficient number, since it is larger than the sum of its proper divisors (68632133626989).

120531554053011 is a wasteful number, since it uses less digits than its factorization.

120531554053011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131365696 (or 131365690 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 120531554053011 in words is "one hundred twenty trillion, five hundred thirty-one billion, five hundred fifty-four million, fifty-three thousand, eleven".