31400401104330 has 32 divisors (see below), whose sum is σ = 75954356066304. Its totient is φ = 8307507692736.

The previous prime is 31400401104287. The next prime is 31400401104353. The reversal of 31400401104330 is 3340110400413.

It is a self number, because there is not a number n which added to its sum of digits gives 31400401104330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4120783737 + ... + 4120791356.

It is an arithmetic number, because the mean of its divisors is an integer number (2373573627072).

Almost surely, 2^{31400401104330} is an apocalyptic number.

31400401104330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

31400401104330 is an abundant number, since it is smaller than the sum of its proper divisors (44553954961974).

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

31400401104330 is a wasteful number, since it uses less digits than its factorization.

31400401104330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8241575230.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 31400401104330 its reverse (3340110400413), we get a palindrome (34740511504743).

The spelling of 31400401104330 in words is "thirty-one trillion, four hundred billion, four hundred one million, one hundred four thousand, three hundred thirty".