100022110212 has 24 divisors (see below), whose sum is σ = 239692625536. Its totient is φ = 32439603168.

The previous prime is 100022110193. The next prime is 100022110277. The reversal of 100022110212 is 212011220001.

It is a super-2 number, since 2×100022110212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112637068 + ... + 112637955.

Almost surely, 2^100022110212 is an apocalyptic number.

100022110212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100022110212 is an abundant number, since it is smaller than the sum of its proper divisors (139670515324).

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

100022110212 is a wasteful number, since it uses less digits than its factorization.

100022110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225275067 (or 225275065 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100022110212 its reverse (212011220001), we get a palindrome (312033330213).

The spelling of 100022110212 in words is "one hundred billion, twenty-two million, one hundred ten thousand, two hundred twelve".