23431431353132 has 24 divisors (see below), whose sum is σ = 44736117666240. Its totient is φ = 10649844642960.

The previous prime is 23431431353111. The next prime is 23431431353219. The reversal of 23431431353132 is 23135313413432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19561058 + ... + 20724329.

It is an arithmetic number, because the mean of its divisors is an integer number (1864004902760).

Almost surely, 2^{23431431353132} is an apocalyptic number.

23431431353132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23431431353132 is a deficient number, since it is larger than the sum of its proper divisors (21304686313108).

23431431353132 is a wasteful number, since it uses less digits than its factorization.

23431431353132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40298621 (or 40298619 counting only the distinct ones).

The product of its digits is 233280, while the sum is 38.

Adding to 23431431353132 its reverse (23135313413432), we get a palindrome (46566744766564).

The spelling of 23431431353132 in words is "twenty-three trillion, four hundred thirty-one billion, four hundred thirty-one million, three hundred fifty-three thousand, one hundred thirty-two".