100120235534225 has 12 divisors (see below), whose sum is σ = 125042251002480. Its totient is φ = 79519956853200.

The previous prime is 100120235534213. The next prime is 100120235534227. The reversal of 100120235534225 is 522435532021001.

It is not a de Polignac number, because 100120235534225 - 2²⁸ = 100119967098769 is a prime.

It is a super-2 number, since 2×100120235534225² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100120235534227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14405785811 + ... + 14405792760.

It is an arithmetic number, because the mean of its divisors is an integer number (10420187583540).

Almost surely, 2^{100120235534225} is an apocalyptic number.

It is an amenable number.

100120235534225 is a deficient number, since it is larger than the sum of its proper divisors (24922015468255).

100120235534225 is a wasteful number, since it uses less digits than its factorization.

100120235534225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28811578720 (or 28811578715 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 100120235534225 its reverse (522435532021001), we get a palindrome (622555767555226).

The spelling of 100120235534225 in words is "one hundred trillion, one hundred twenty billion, two hundred thirty-five million, five hundred thirty-four thousand, two hundred twenty-five".