104000031112213 has 4 divisors (see below), whose sum is σ = 104046521964300. Its totient is φ = 103953540260128.

The previous prime is 104000031112189. The next prime is 104000031112217. The reversal of 104000031112213 is 312211130000401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82138730293764 + 21861300818449 = 9063042^2 + 4675607^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104000031112213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104000031112217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23245422688 + ... + 23245427161.

It is an arithmetic number, because the mean of its divisors is an integer number (26011630491075).

Almost surely, 2^{104000031112213} is an apocalyptic number.

It is an amenable number.

104000031112213 is a deficient number, since it is larger than the sum of its proper divisors (46490852087).

104000031112213 is an equidigital number, since it uses as much as digits as its factorization.

104000031112213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46490852086.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 104000031112213 its reverse (312211130000401), we get a palindrome (416211161112614).

The spelling of 104000031112213 in words is "one hundred four trillion, thirty-one million, one hundred twelve thousand, two hundred thirteen".