100000022022 has 24 divisors (see below), whose sum is σ = 223655964480. Its totient is φ = 32258071440.

The previous prime is 100000021987. The next prime is 100000022027. The reversal of 100000022022 is 220220000001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100000021995 and 100000022013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000022027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89605197 + ... + 89606312.

It is an arithmetic number, because the mean of its divisors is an integer number (9318998520).

Almost surely, 2^100000022022 is an apocalyptic number.

100000022022 is an abundant number, since it is smaller than the sum of its proper divisors (123655942458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100000022022 is a wasteful number, since it uses less digits than its factorization.

100000022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179211548 (or 179211545 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 100000022022 its reverse (220220000001), we get a palindrome (320220022023).

The spelling of 100000022022 in words is "one hundred billion, twenty-two thousand, twenty-two".