231442244132 has 24 divisors (see below), whose sum is σ = 441928049472. Its totient is φ = 105181076000.

The previous prime is 231442244129. The next prime is 231442244167.

It is a happy number.

231442244132 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262619 + ... + 729282.

It is an arithmetic number, because the mean of its divisors is an integer number (18413668728).

Almost surely, 2^231442244132 is an apocalyptic number.

231442244132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

231442244132 is a deficient number, since it is larger than the sum of its proper divisors (210485805340).

231442244132 is a wasteful number, since it uses less digits than its factorization.

231442244132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997219 (or 997217 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

It can be divided in two parts, 231442 and 244132, that added together give a palindrome (475574).

The spelling of 231442244132 in words is "two hundred thirty-one billion, four hundred forty-two million, two hundred forty-four thousand, one hundred thirty-two".