100011221201022 has 64 divisors (see below), whose sum is σ = 209985124792320. Its totient is φ = 31717820180736.

The previous prime is 100011221200909. The next prime is 100011221201039. The reversal of 100011221201022 is 220102122110001.

It is a super-2 number, since 2×100011221201022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100011221200992 and 100011221201010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7535023 + ... + 16024949.

It is an arithmetic number, because the mean of its divisors is an integer number (3281017574880).

Almost surely, 2^{100011221201022} is an apocalyptic number.

100011221201022 is an abundant number, since it is smaller than the sum of its proper divisors (109973903591298).

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

100011221201022 is a wasteful number, since it uses less digits than its factorization.

100011221201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8491145.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100011221201022 its reverse (220102122110001), we get a palindrome (320113343311023).

The spelling of 100011221201022 in words is "one hundred trillion, eleven billion, two hundred twenty-one million, two hundred one thousand, twenty-two".