231440224334 has 16 divisors (see below), whose sum is σ = 379511032320. Its totient is φ = 104980472760.

The previous prime is 231440224319. The next prime is 231440224349. The reversal of 231440224334 is 433422044132.

231440224334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (231440224319) and next prime (231440224349).

It is a self number, because there is not a number n which added to its sum of digits gives 231440224334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10970684 + ... + 10991759.

It is an arithmetic number, because the mean of its divisors is an integer number (23719439520).

Almost surely, 2^231440224334 is an apocalyptic number.

231440224334 is a deficient number, since it is larger than the sum of its proper divisors (148070807986).

231440224334 is a wasteful number, since it uses less digits than its factorization.

231440224334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21962935.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 231440224334 its reverse (433422044132), we get a palindrome (664862268466).

The spelling of 231440224334 in words is "two hundred thirty-one billion, four hundred forty million, two hundred twenty-four thousand, three hundred thirty-four".