31204421320314 has 16 divisors (see below), whose sum is σ = 68082373789920. Its totient is φ = 9455885248560.

The previous prime is 31204421320271. The next prime is 31204421320361. The reversal of 31204421320314 is 41302312440213.

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, 236397131149 + ... + 236397131280.

It is an arithmetic number, because the mean of its divisors is an integer number (4255148361870).

Almost surely, 2^{31204421320314} is an apocalyptic number.

31204421320314 is an abundant number, since it is smaller than the sum of its proper divisors (36877952469606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31204421320314 is a wasteful number, since it uses less digits than its factorization.

31204421320314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472794262445.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 31204421320314 its reverse (41302312440213), we get a palindrome (72506733760527).

The spelling of 31204421320314 in words is "thirty-one trillion, two hundred four billion, four hundred twenty-one million, three hundred twenty thousand, three hundred fourteen".