12072120150051 has 40 divisors (see below), whose sum is σ = 19666699532480. Its totient is φ = 7334959027968.

The previous prime is 12072120150043. The next prime is 12072120150067. The reversal of 12072120150051 is 15005102127021.

12072120150051 is a `hidden beast` number, since 1 + 20 + 72 + 1 + 20 + 1 + 500 + 51 = 666.

It is not a de Polignac number, because 12072120150051 - 2³ = 12072120150043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12072120149997 and 12072120150024.

It is not an unprimeable number, because it can be changed into a prime (12072120150031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 72476950 + ... + 72643323.

It is an arithmetic number, because the mean of its divisors is an integer number (491667488312).

Almost surely, 2^{12072120150051} is an apocalyptic number.

12072120150051 is a deficient number, since it is larger than the sum of its proper divisors (7594579382429).

12072120150051 is a wasteful number, since it uses less digits than its factorization.

12072120150051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145120377 (or 145120368 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 27.

Adding to 12072120150051 its reverse (15005102127021), we get a palindrome (27077222277072).

The spelling of 12072120150051 in words is "twelve trillion, seventy-two billion, one hundred twenty million, one hundred fifty thousand, fifty-one".