12100350051 has 32 divisors (see below), whose sum is σ = 19007788800. Its totient is φ = 7586498880.

The previous prime is 12100350043. The next prime is 12100350091. The reversal of 12100350051 is 15005300121.

12100350051 is a `hidden beast` number, since 12 + 100 + 3 + 500 + 51 = 666.

It is not a de Polignac number, because 12100350051 - 2³ = 12100350043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12100350011) 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, 15805 + ... + 156366.

It is an arithmetic number, because the mean of its divisors is an integer number (593993400).

Almost surely, 2^12100350051 is an apocalyptic number.

12100350051 is a deficient number, since it is larger than the sum of its proper divisors (6907438749).

12100350051 is a wasteful number, since it uses less digits than its factorization.

12100350051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172336 (or 172330 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 12100350051 its reverse (15005300121), we get a palindrome (27105650172).

The spelling of 12100350051 in words is "twelve billion, one hundred million, three hundred fifty thousand, fifty-one".