225631420360331 has 16 divisors (see below), whose sum is σ = 237167690658624. Its totient is φ = 214239102511104.

The previous prime is 225631420360267. The next prime is 225631420360337. The reversal of 225631420360331 is 133063024136522.

225631420360331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 225631420360331 - 2⁶ = 225631420360267 is a prime.

It is a super-2 number, since 2×225631420360331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225631420360337) 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, 97791611 + ... + 100072283.

It is an arithmetic number, because the mean of its divisors is an integer number (14822980666164).

Almost surely, 2^{225631420360331} is an apocalyptic number.

225631420360331 is a deficient number, since it is larger than the sum of its proper divisors (11536270298293).

225631420360331 is a wasteful number, since it uses less digits than its factorization.

225631420360331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312230.

The product of its (nonzero) digits is 466560, while the sum is 41.

Adding to 225631420360331 its reverse (133063024136522), we get a palindrome (358694444496853).

The spelling of 225631420360331 in words is "two hundred twenty-five trillion, six hundred thirty-one billion, four hundred twenty million, three hundred sixty thousand, three hundred thirty-one".