100051000055 has 16 divisors (see below), whose sum is σ = 120255547104. Its totient is φ = 79911336960.

The previous prime is 100051000051. The next prime is 100051000067. The reversal of 100051000055 is 550000150001.

It is not a de Polignac number, because 100051000055 - 2² = 100051000051 is a prime.

It is a super-2 number, since 2×100051000055² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100050999997 and 100051000042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100051000051) 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, 10503695 + ... + 10513215.

It is an arithmetic number, because the mean of its divisors is an integer number (7515971694).

Almost surely, 2^100051000055 is an apocalyptic number.

100051000055 is a deficient number, since it is larger than the sum of its proper divisors (20204547049).

100051000055 is an equidigital number, since it uses as much as digits as its factorization.

100051000055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12706.

The product of its (nonzero) digits is 125, while the sum is 17.

Adding to 100051000055 its reverse (550000150001), we get a palindrome (650051150056).

The spelling of 100051000055 in words is "one hundred billion, fifty-one million, fifty-five", and thus it is an aban number.