231563046242 has 8 divisors (see below), whose sum is σ = 378921348432. Its totient is φ = 105255930100.

The previous prime is 231563046229. The next prime is 231563046263. The reversal of 231563046242 is 242640365132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 231563046196 and 231563046205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5262796484 + ... + 5262796527.

It is an arithmetic number, because the mean of its divisors is an integer number (47365168554).

Almost surely, 2^231563046242 is an apocalyptic number.

231563046242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

231563046242 is a deficient number, since it is larger than the sum of its proper divisors (147358302190).

231563046242 is a wasteful number, since it uses less digits than its factorization.

231563046242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10525593024.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 231563046242 in words is "two hundred thirty-one billion, five hundred sixty-three million, forty-six thousand, two hundred forty-two".