225016324122 has 16 divisors (see below), whose sum is σ = 451470456000. Its totient is φ = 74765806752.

The previous prime is 225016324121. The next prime is 225016324147. The reversal of 225016324122 is 221423610522.

It is a super-2 number, since 2×225016324122² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225016324122.

It is not an unprimeable number, because it can be changed into a prime (225016324121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59906622 + ... + 59910377.

It is an arithmetic number, because the mean of its divisors is an integer number (28216903500).

Almost surely, 2^225016324122 is an apocalyptic number.

225016324122 is an abundant number, since it is smaller than the sum of its proper divisors (226454131878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225016324122 is a wasteful number, since it uses less digits than its factorization.

225016324122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119817317.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 225016324122 its reverse (221423610522), we get a palindrome (446439934644).

The spelling of 225016324122 in words is "two hundred twenty-five billion, sixteen million, three hundred twenty-four thousand, one hundred twenty-two".