425123314231 has 32 divisors (see below), whose sum is σ = 538549659648. Its totient is φ = 325947615840.

The previous prime is 425123314169. The next prime is 425123314247. The reversal of 425123314231 is 132413321524.

It is not a de Polignac number, because 425123314231 - 2⁷ = 425123314103 is a prime.

It is a super-2 number, since 2×425123314231² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425123314193 and 425123314202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425123317231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4508736 + ... + 4602058.

It is an arithmetic number, because the mean of its divisors is an integer number (16829676864).

Almost surely, 2^425123314231 is an apocalyptic number.

425123314231 is a deficient number, since it is larger than the sum of its proper divisors (113426345417).

425123314231 is a wasteful number, since it uses less digits than its factorization.

425123314231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94291.

The product of its digits is 17280, while the sum is 31.

Adding to 425123314231 its reverse (132413321524), we get a palindrome (557536635755).

The spelling of 425123314231 in words is "four hundred twenty-five billion, one hundred twenty-three million, three hundred fourteen thousand, two hundred thirty-one".