100047317031 has 48 divisors (see below), whose sum is σ = 148788057600. Its totient is φ = 64753468416.

The previous prime is 100047317009. The next prime is 100047317039. The reversal of 100047317031 is 130713740001.

It is not a de Polignac number, because 100047317031 - 2¹⁹ = 100046792743 is a prime.

It is a super-2 number, since 2×100047317031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100047316986 and 100047317004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100047317039) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44682810 + ... + 44685048.

It is an arithmetic number, because the mean of its divisors is an integer number (3099751200).

Almost surely, 2^100047317031 is an apocalyptic number.

100047317031 is a deficient number, since it is larger than the sum of its proper divisors (48740740569).

100047317031 is a wasteful number, since it uses less digits than its factorization.

100047317031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240 (or 3237 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The spelling of 100047317031 in words is "one hundred billion, forty-seven million, three hundred seventeen thousand, thirty-one".