100090100001 has 4 divisors (see below), whose sum is σ = 133453466672. Its totient is φ = 66726733332.

The previous prime is 100090099957. The next prime is 100090100101. The reversal of 100090100001 is 100001090001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100090100001 - 2²⁵ = 100056545569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100090100001.

It is not an unprimeable number, because it can be changed into a prime (100090100101) 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, 16681683331 + ... + 16681683336.

It is an arithmetic number, because the mean of its divisors is an integer number (33363366668).

Almost surely, 2^100090100001 is an apocalyptic number.

It is an amenable number.

100090100001 is a deficient number, since it is larger than the sum of its proper divisors (33363366671).

100090100001 is an equidigital number, since it uses as much as digits as its factorization.

100090100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33363366670.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 100090100001 its reverse (100001090001), we get a palindrome (200091190002).

The spelling of 100090100001 in words is "one hundred billion, ninety million, one hundred thousand, one".