130001031000 has 160 divisors (see below), whose sum is σ = 454426109280. Its totient is φ = 34666920000.

The previous prime is 130001030977. The next prime is 130001031029. The reversal of 130001031000 is 130100031.

It is a super-2 number, since 2×130001031000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 721476 + ... + 883475.

It is an arithmetic number, because the mean of its divisors is an integer number (2840163183).

Almost surely, 2^130001031000 is an apocalyptic number.

130001031000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130001031000 is an abundant number, since it is smaller than the sum of its proper divisors (324425078280).

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

130001031000 is a wasteful number, since it uses less digits than its factorization.

130001031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604984 (or 1604961 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

Adding to 130001031000 its reverse (130100031), we get a palindrome (130131131031).

The spelling of 130001031000 in words is "one hundred thirty billion, one million, thirty-one thousand".