225929002931 has 4 divisors (see below), whose sum is σ = 226162642992. Its totient is φ = 225695362872.

The previous prime is 225929002919. The next prime is 225929002969. The reversal of 225929002931 is 139200929522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225929002931 - 2¹⁸ = 225928740787 is a prime.

It is a super-2 number, since 2×225929002931² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225929005931) 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, 116818580 + ... + 116820513.

It is an arithmetic number, because the mean of its divisors is an integer number (56540660748).

Almost surely, 2^225929002931 is an apocalyptic number.

225929002931 is a deficient number, since it is larger than the sum of its proper divisors (233640061).

225929002931 is an equidigital number, since it uses as much as digits as its factorization.

225929002931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233640060.

The product of its (nonzero) digits is 174960, while the sum is 44.

The spelling of 225929002931 in words is "two hundred twenty-five billion, nine hundred twenty-nine million, two thousand, nine hundred thirty-one".