3100034321681 has 24 divisors (see below), whose sum is σ = 3529400324352. Its totient is φ = 2717993757600.

The previous prime is 3100034321669. The next prime is 3100034321687. The reversal of 3100034321681 is 1861234300013.

It is a de Polignac number, because none of the positive numbers 2^k-3100034321681 is a prime.

It is a super-2 number, since 2×3100034321681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3100034321687) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 311291 + ... + 2509376.

It is an arithmetic number, because the mean of its divisors is an integer number (147058346848).

Almost surely, 2^{3100034321681} is an apocalyptic number.

3100034321681 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3100034321681 is a deficient number, since it is larger than the sum of its proper divisors (429366002671).

3100034321681 is a wasteful number, since it uses less digits than its factorization.

3100034321681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821013 (or 2821002 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 3100034321681 its reverse (1861234300013), we get a palindrome (4961268621694).

The spelling of 3100034321681 in words is "three trillion, one hundred billion, thirty-four million, three hundred twenty-one thousand, six hundred eighty-one".