100000022222200 has 48 divisors (see below), whose sum is σ = 232944602678280. Its totient is φ = 39923526994560.

The previous prime is 100000022222159. The next prime is 100000022222203. The reversal of 100000022222200 is 2222220000001.

It is a super-5 number, since 5×100000022222200⁵ (a number of 71 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000022222203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 477906979 + ... + 478116178.

Almost surely, 2^{100000022222200} is an apocalyptic number.

100000022222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100000022222200 is an abundant number, since it is smaller than the sum of its proper divisors (132944580456080).

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

100000022222200 is a wasteful number, since it uses less digits than its factorization.

100000022222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956023696 (or 956023687 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 100000022222200 its reverse (2222220000001), we get a palindrome (102222242222201).

The spelling of 100000022222200 in words is "one hundred trillion, twenty-two million, two hundred twenty-two thousand, two hundred".