1013208100 has 36 divisors (see below), whose sum is σ = 2202799984. Its totient is φ = 404520480.

The previous prime is 1013208089. The next prime is 1013208139. The reversal of 1013208100 is 18023101.

It is a super-2 number, since 2×1013208100² = 2053181307811220000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45439 + ... + 63961.

Almost surely, 2^1013208100 is an apocalyptic number.

1013208100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013208100 is an abundant number, since it is smaller than the sum of its proper divisors (1189591884).

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

1013208100 is a wasteful number, since it uses less digits than its factorization.

1013208100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19084 (or 19077 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1013208100 is about 31830.9299267238. The cubic root of 1013208100 is about 1004.3834572271.

The spelling of 1013208100 in words is "one billion, thirteen million, two hundred eight thousand, one hundred".