100105510551 has 16 divisors (see below), whose sum is σ = 134428070400. Its totient is φ = 66260440800.

The previous prime is 100105510493. The next prime is 100105510559. The reversal of 100105510551 is 155015501001.

It is not a de Polignac number, because 100105510551 - 2⁷ = 100105510423 is a prime.

It is a super-2 number, since 2×100105510551² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100105510559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826206 + ... + 939588.

It is an arithmetic number, because the mean of its divisors is an integer number (8401754400).

Almost surely, 2^100105510551 is an apocalyptic number.

100105510551 is a deficient number, since it is larger than the sum of its proper divisors (34322559849).

100105510551 is a wasteful number, since it uses less digits than its factorization.

100105510551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115486.

The product of its (nonzero) digits is 625, while the sum is 24.

The spelling of 100105510551 in words is "one hundred billion, one hundred five million, five hundred ten thousand, five hundred fifty-one".