100110091001 has 4 divisors (see below), whose sum is σ = 100117613904. Its totient is φ = 100102568100.

The previous prime is 100110090979. The next prime is 100110091007. The reversal of 100110091001 is 100190011001.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100110091001 is a prime.

It is a super-3 number, since 3×100110091001³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100110091007) 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, 3741455 + ... + 3768116.

It is an arithmetic number, because the mean of its divisors is an integer number (25029403476).

Almost surely, 2^100110091001 is an apocalyptic number.

It is an amenable number.

100110091001 is a deficient number, since it is larger than the sum of its proper divisors (7522903).

100110091001 is an equidigital number, since it uses as much as digits as its factorization.

100110091001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7522902.

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 100110091001 in words is "one hundred billion, one hundred ten million, ninety-one thousand, one".