100612099 has 4 divisors (see below), whose sum is σ = 114985264. Its totient is φ = 86238936.

The previous prime is 100612079. The next prime is 100612111. The reversal of 100612099 is 990216001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990216001 = 1153 ⋅858817.

It is not a de Polignac number, because 100612099 - 2⁷ = 100611971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100612079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7186572 + ... + 7186585.

It is an arithmetic number, because the mean of its divisors is an integer number (28746316).

Almost surely, 2^100612099 is an apocalyptic number.

100612099 is a deficient number, since it is larger than the sum of its proper divisors (14373165).

100612099 is an equidigital number, since it uses as much as digits as its factorization.

100612099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14373164.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 100612099 is about 10030.5582596384. The cubic root of 100612099 is about 465.1039949312.

The spelling of 100612099 in words is "one hundred million, six hundred twelve thousand, ninety-nine".