31201403344324 has 12 divisors (see below), whose sum is σ = 54602736104448. Its totient is φ = 15600621600200.

The previous prime is 31201403344303. The next prime is 31201403344333. The reversal of 31201403344324 is 42344330410213.

It is a self number, because there is not a number n which added to its sum of digits gives 31201403344324.

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, 19136932 + ... + 20703259.

It is an arithmetic number, because the mean of its divisors is an integer number (4550228008704).

Almost surely, 2^{31201403344324} is an apocalyptic number.

It is an amenable number.

31201403344324 is a deficient number, since it is larger than the sum of its proper divisors (23401332760124).

31201403344324 is a wasteful number, since it uses less digits than its factorization.

31201403344324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40035986 (or 40035984 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 31201403344324 its reverse (42344330410213), we get a palindrome (73545733754537).

The spelling of 31201403344324 in words is "thirty-one trillion, two hundred one billion, four hundred three million, three hundred forty-four thousand, three hundred twenty-four".