231220014106 has 4 divisors (see below), whose sum is σ = 346830021162. Its totient is φ = 115610007052.

The previous prime is 231220014043. The next prime is 231220014119. The reversal of 231220014106 is 601410022132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 217692230625 + 13527783481 = 466575^2 + 116309^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57805003525 + ... + 57805003528.

Almost surely, 2^231220014106 is an apocalyptic number.

231220014106 is a deficient number, since it is larger than the sum of its proper divisors (115610007056).

231220014106 is a wasteful number, since it uses less digits than its factorization.

231220014106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115610007055.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 231220014106 its reverse (601410022132), we get a palindrome (832630036238).

The spelling of 231220014106 in words is "two hundred thirty-one billion, two hundred twenty million, fourteen thousand, one hundred six".