100551540304051 has 4 divisors (see below), whose sum is σ = 100552344822072. Its totient is φ = 100550735786032.

The previous prime is 100551540304049. The next prime is 100551540304097. The reversal of 100551540304051 is 150403045155001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100551540304051 - 2¹ = 100551540304049 is a prime.

It is a super-2 number, since 2×100551540304051² (a number of 29 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 = 100551540303998 and 100551540304016.

It is not an unprimeable number, because it can be changed into a prime (100551540304001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402071506 + ... + 402321511.

It is an arithmetic number, because the mean of its divisors is an integer number (25138086205518).

Almost surely, 2^{100551540304051} is an apocalyptic number.

100551540304051 is a deficient number, since it is larger than the sum of its proper divisors (804518021).

100551540304051 is an equidigital number, since it uses as much as digits as its factorization.

100551540304051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804518020.

The product of its (nonzero) digits is 30000, while the sum is 34.

Adding to 100551540304051 its reverse (150403045155001), we get a palindrome (250954585459052).

The spelling of 100551540304051 in words is "one hundred trillion, five hundred fifty-one billion, five hundred forty million, three hundred four thousand, fifty-one".