100551332005 has 16 divisors (see below), whose sum is σ = 124573123584. Its totient is φ = 77834183040.

The previous prime is 100551331999. The next prime is 100551332039. The reversal of 100551332005 is 500233155001.

It is not a de Polignac number, because 100551332005 - 2⁷ = 100551331877 is a prime.

It is a super-2 number, since 2×100551332005² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1033329 + ... + 1126441.

It is an arithmetic number, because the mean of its divisors is an integer number (7785820224).

Almost surely, 2^100551332005 is an apocalyptic number.

It is an amenable number.

100551332005 is a deficient number, since it is larger than the sum of its proper divisors (24021791579).

100551332005 is an equidigital number, since it uses as much as digits as its factorization.

100551332005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100116.

The product of its (nonzero) digits is 2250, while the sum is 25.

Adding to 100551332005 its reverse (500233155001), we get a palindrome (600784487006).

The spelling of 100551332005 in words is "one hundred billion, five hundred fifty-one million, three hundred thirty-two thousand, five".