231301412 has 12 divisors (see below), whose sum is σ = 409654896. Its totient is φ = 114257160.

The previous prime is 231301391. The next prime is 231301453. The reversal of 231301412 is 214103132.

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, 348014 + ... + 348677.

It is an arithmetic number, because the mean of its divisors is an integer number (34137908).

Almost surely, 2^231301412 is an apocalyptic number.

It is an amenable number.

231301412 is a deficient number, since it is larger than the sum of its proper divisors (178353484).

231301412 is a wasteful number, since it uses less digits than its factorization.

231301412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696778 (or 696776 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 231301412 is about 15208.5966479488. The cubic root of 231301412 is about 613.8459968780.

Adding to 231301412 its reverse (214103132), we get a palindrome (445404544).

It can be divided in two parts, 23130 and 1412, that added together give a palindrome (24542).

The spelling of 231301412 in words is "two hundred thirty-one million, three hundred one thousand, four hundred twelve".