31413223104 has 28 divisors (see below), whose sum is σ = 83114153304. Its totient is φ = 10471074304.

The previous prime is 31413223091. The next prime is 31413223151. The reversal of 31413223104 is 40132231413.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81805077 + ... + 81805460.

It is an arithmetic number, because the mean of its divisors is an integer number (2968362618).

Almost surely, 2^31413223104 is an apocalyptic number.

It is an amenable number.

31413223104 is an abundant number, since it is smaller than the sum of its proper divisors (51700930200).

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

31413223104 is a wasteful number, since it uses less digits than its factorization.

31413223104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163610552 (or 163610542 counting only the distinct ones).

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

Adding to 31413223104 its reverse (40132231413), we get a palindrome (71545454517).

The spelling of 31413223104 in words is "thirty-one billion, four hundred thirteen million, two hundred twenty-three thousand, one hundred four".