100010100099 has 48 divisors (see below), whose sum is σ = 168114353568. Its totient is φ = 52416419328.

The previous prime is 100010100079. The next prime is 100010100109. The reversal of 100010100099 is 990001010001.

It is not a de Polignac number, because 100010100099 - 2⁹ = 100010099587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (100010100079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133359 + ... + 466695.

It is an arithmetic number, because the mean of its divisors is an integer number (3502382366).

Almost surely, 2^100010100099 is an apocalyptic number.

100010100099 is a deficient number, since it is larger than the sum of its proper divisors (68104253469).

100010100099 is a wasteful number, since it uses less digits than its factorization.

100010100099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333524 (or 333517 counting only the distinct ones).

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

The spelling of 100010100099 in words is "one hundred billion, ten million, one hundred thousand, ninety-nine".