100422422554 has 4 divisors (see below), whose sum is σ = 150633633834. Its totient is φ = 50211211276.

The previous prime is 100422422531. The next prime is 100422422557. The reversal of 100422422554 is 455224224001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 455224224001 = 67 ⋅6794391403.

It can be written as a sum of positive squares in only one way, i.e., 80756567329 + 19665855225 = 284177^2 + 140235^2 .

It is a super-2 number, since 2×100422422554² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (100422422557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105605637 + ... + 25105605640.

Almost surely, 2^100422422554 is an apocalyptic number.

100422422554 is a deficient number, since it is larger than the sum of its proper divisors (50211211280).

100422422554 is an equidigital number, since it uses as much as digits as its factorization.

100422422554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50211211279.

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 100422422554 its reverse (455224224001), we get a palindrome (555646646555).

The spelling of 100422422554 in words is "one hundred billion, four hundred twenty-two million, four hundred twenty-two thousand, five hundred fifty-four".