100990011 has 8 divisors (see below), whose sum is σ = 137937744. Its totient is φ = 65684480.

The previous prime is 100990007. The next prime is 100990031. The reversal of 100990011 is 110099001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100990011 - 2² = 100990007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100990011.

It is not an unprimeable number, because it can be changed into a prime (100990031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410406 + ... + 410651.

It is an arithmetic number, because the mean of its divisors is an integer number (17242218).

Almost surely, 2^100990011 is an apocalyptic number.

100990011 is a deficient number, since it is larger than the sum of its proper divisors (36947733).

100990011 is an equidigital number, since it uses as much as digits as its factorization.

100990011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821101.

The product of its (nonzero) digits is 81, while the sum is 21.

The square root of 100990011 is about 10049.3786375079. The cubic root of 100990011 is about 465.6855975125.

The spelling of 100990011 in words is "one hundred million, nine hundred ninety thousand, eleven".