100099101 has 8 divisors (see below), whose sum is σ = 134965440. Its totient is φ = 65982752.

The previous prime is 100099091. The next prime is 100099117. The reversal of 100099101 is 101990001.

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 100099101 - 2⁶ = 100099037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100099121) 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, 187185 + ... + 187718.

It is an arithmetic number, because the mean of its divisors is an integer number (16870680).

Almost surely, 2^100099101 is an apocalyptic number.

It is an amenable number.

100099101 is a deficient number, since it is larger than the sum of its proper divisors (34866339).

100099101 is an equidigital number, since it uses as much as digits as its factorization.

100099101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374995.

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

The square root of 100099101 is about 10004.9538229819. The cubic root of 100099101 is about 464.3121614374.

It can be divided in two parts, 10009 and 9101, that added together give a triangular number (19110 = T₁₉₅).

The spelling of 100099101 in words is "one hundred million, ninety-nine thousand, one hundred one".