231402332043 has 12 divisors (see below), whose sum is σ = 334313175040. Its totient is φ = 154238054256.

The previous prime is 231402332041. The next prime is 231402332177. The reversal of 231402332043 is 340233204132.

231402332043 is a `hidden beast` number, since 2 + 314 + 0 + 23 + 320 + 4 + 3 = 666.

It is not a de Polignac number, because 231402332043 - 2¹ = 231402332041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231402331998 and 231402332016.

It is not an unprimeable number, because it can be changed into a prime (231402332041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2465296 + ... + 2557437.

Almost surely, 2^231402332043 is an apocalyptic number.

231402332043 is a deficient number, since it is larger than the sum of its proper divisors (102910842997).

231402332043 is a wasteful number, since it uses less digits than its factorization.

231402332043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027858 (or 5027855 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 231402332043 its reverse (340233204132), we get a palindrome (571635536175).

The spelling of 231402332043 in words is "two hundred thirty-one billion, four hundred two million, three hundred thirty-two thousand, forty-three".