31401413324202 has 64 divisors (see below), whose sum is σ = 63910744104960. Its totient is φ = 10282729462464.

The previous prime is 31401413324173. The next prime is 31401413324279. The reversal of 31401413324202 is 20242331410413.

It is a self number, because there is not a number n which added to its sum of digits gives 31401413324202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6172872103 + ... + 6172877189.

It is an arithmetic number, because the mean of its divisors is an integer number (998605376640).

Almost surely, 2^{31401413324202} is an apocalyptic number.

31401413324202 is an abundant number, since it is smaller than the sum of its proper divisors (32509330780758).

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

31401413324202 is a wasteful number, since it uses less digits than its factorization.

31401413324202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13587.

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

Adding to 31401413324202 its reverse (20242331410413), we get a palindrome (51643744734615).

The spelling of 31401413324202 in words is "thirty-one trillion, four hundred one billion, four hundred thirteen million, three hundred twenty-four thousand, two hundred two".