31004421342104 has 96 divisors (see below), whose sum is σ = 71605182645360. Its totient is φ = 12505489920000.

The previous prime is 31004421342101. The next prime is 31004421342107. The reversal of 31004421342104 is 40124312440013.

It is an interprime number because it is at equal distance from previous prime (31004421342101) and next prime (31004421342107).

It is a super-2 number, since 2×31004421342104² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31004421342101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201249104 + ... + 201403104.

Almost surely, 2^{31004421342104} is an apocalyptic number.

31004421342104 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

31004421342104 is an abundant number, since it is smaller than the sum of its proper divisors (40600761303256).

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

31004421342104 is a wasteful number, since it uses less digits than its factorization.

31004421342104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184249 (or 184238 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 31004421342104 its reverse (40124312440013), we get a palindrome (71128733782117).

The spelling of 31004421342104 in words is "thirty-one trillion, four billion, four hundred twenty-one million, three hundred forty-two thousand, one hundred four".