31241022143104 has 64 divisors (see below), whose sum is σ = 62337103295040. Its totient is φ = 15595641972736.

The previous prime is 31241022143069. The next prime is 31241022143119. The reversal of 31241022143104 is 40134122014213.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

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, 407292084 + ... + 407368780.

It is an arithmetic number, because the mean of its divisors is an integer number (974017238985).

Almost surely, 2^{31241022143104} is an apocalyptic number.

It is an amenable number.

31241022143104 is a deficient number, since it is larger than the sum of its proper divisors (31096081151936).

31241022143104 is an equidigital number, since it uses as much as digits as its factorization.

31241022143104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81737 (or 81725 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 31241022143104 its reverse (40134122014213), we get a palindrome (71375144157317).

The spelling of 31241022143104 in words is "thirty-one trillion, two hundred forty-one billion, twenty-two million, one hundred forty-three thousand, one hundred four".