100212022222100 has 72 divisors (see below), whose sum is σ = 225565482468480. Its totient is φ = 38616266868480.

The previous prime is 100212022221977. The next prime is 100212022222111. The reversal of 100212022222100 is 1222220212001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159310220 + ... + 159938019.

Almost surely, 2^{100212022222100} is an apocalyptic number.

100212022222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100212022222100 is an abundant number, since it is smaller than the sum of its proper divisors (125353460246380).

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

100212022222100 is a wasteful number, since it uses less digits than its factorization.

100212022222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319248369 (or 319248362 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100212022222100 its reverse (1222220212001), we get a palindrome (101434242434101).

The spelling of 100212022222100 in words is "one hundred trillion, two hundred twelve billion, twenty-two million, two hundred twenty-two thousand, one hundred".