2331232031044 has 24 divisors (see below), whose sum is σ = 4663131377408. Its totient is φ = 998956445760.

The previous prime is 2331232031041. The next prime is 2331232031057. The reversal of 2331232031044 is 4401302321332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (2331232031041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5758929 + ... + 6150424.

Almost surely, 2^{2331232031044} is an apocalyptic number.

It is an amenable number.

2331232031044 is an abundant number, since it is smaller than the sum of its proper divisors (2331899346364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2331232031044 is a wasteful number, since it uses less digits than its factorization.

2331232031044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11916355 (or 11916353 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 2331232031044 its reverse (4401302321332), we get a palindrome (6732534352376).

The spelling of 2331232031044 in words is "two trillion, three hundred thirty-one billion, two hundred thirty-two million, thirty-one thousand, forty-four".