225582237121 has 16 divisors (see below), whose sum is σ = 231705011200. Its totient is φ = 219541389120.

The previous prime is 225582237077. The next prime is 225582237143. The reversal of 225582237121 is 121732285522.

It is a cyclic number.

It is not a de Polignac number, because 225582237121 - 2⁷ = 225582236993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225582237161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7606480 + ... + 7636078.

It is an arithmetic number, because the mean of its divisors is an integer number (14481563200).

Almost surely, 2^225582237121 is an apocalyptic number.

It is an amenable number.

225582237121 is a deficient number, since it is larger than the sum of its proper divisors (6122774079).

225582237121 is a wasteful number, since it uses less digits than its factorization.

225582237121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30976.

The product of its digits is 134400, while the sum is 40.

The spelling of 225582237121 in words is "two hundred twenty-five billion, five hundred eighty-two million, two hundred thirty-seven thousand, one hundred twenty-one".