100699136 has 44 divisors (see below), whose sum is σ = 208302720. Its totient is φ = 48599040.

The previous prime is 100699127. The next prime is 100699147. The reversal of 100699136 is 631996001.

It is a super-2 number, since 2×100699136² = 20280631982292992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100699096 and 100699105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28001 + ... + 31391.

Almost surely, 2^100699136 is an apocalyptic number.

100699136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100699136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104151360).

100699136 is an abundant number, since it is smaller than the sum of its proper divisors (107603584).

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

100699136 is an equidigital number, since it uses as much as digits as its factorization.

100699136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440 (or 3422 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 100699136 is about 10034.8959137601. The cubic root of 100699136 is about 465.2380728712.

The spelling of 100699136 in words is "one hundred million, six hundred ninety-nine thousand, one hundred thirty-six".