225720106124 has 12 divisors (see below), whose sum is σ = 395013803184. Its totient is φ = 112859019504.

The previous prime is 225720106121. The next prime is 225720106159. The reversal of 225720106124 is 421601027522.

It is not an unprimeable number, because it can be changed into a prime (225720106121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446882 + ... + 806934.

It is an arithmetic number, because the mean of its divisors is an integer number (32917816932).

Almost surely, 2^225720106124 is an apocalyptic number.

It is an amenable number.

225720106124 is a deficient number, since it is larger than the sum of its proper divisors (169293697060).

225720106124 is a wasteful number, since it uses less digits than its factorization.

225720106124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516784 (or 516782 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 225720106124 in words is "two hundred twenty-five billion, seven hundred twenty million, one hundred six thousand, one hundred twenty-four".