100770100 has 18 divisors (see below), whose sum is σ = 218671334. Its totient is φ = 40308000.

The previous prime is 100770083. The next prime is 100770127. The reversal of 100770100 is 1077001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 850084 + 99920016 = 922^2 + 9996^2 .

It is a super-2 number, since 2×100770100² = 20309226108020000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 503751 + ... + 503950.

Almost surely, 2^100770100 is an apocalyptic number.

100770100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100770100 is an abundant number, since it is smaller than the sum of its proper divisors (117901234).

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

100770100 is a wasteful number, since it uses less digits than its factorization.

100770100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007715 (or 1007708 counting only the distinct ones).

The product of its (nonzero) digits is 49, while the sum is 16.

The square root of 100770100 is about 10038.4311523265. The cubic root of 100770100 is about 465.3473336638.

The spelling of 100770100 in words is "one hundred million, seven hundred seventy thousand, one hundred".