100222113001212 has 120 divisors (see below), whose sum is σ = 280754505407376. Its totient is φ = 31063409321472.

The previous prime is 100222113001181. The next prime is 100222113001237. The reversal of 100222113001212 is 212100311222001.

100222113001212 is a `hidden beast` number, since 10 + 0 + 22 + 211 + 300 + 121 + 2 = 666.

It is a super-3 number, since 3×100222113001212³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 109155703 + ... + 110070030.

Almost surely, 2^{100222113001212} is an apocalyptic number.

100222113001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100222113001212 is an abundant number, since it is smaller than the sum of its proper divisors (180532392406164).

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

100222113001212 is a wasteful number, since it uses less digits than its factorization.

100222113001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219225849 (or 219225838 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 100222113001212 its reverse (212100311222001), we get a palindrome (312322424223213).

The spelling of 100222113001212 in words is "one hundred trillion, two hundred twenty-two billion, one hundred thirteen million, one thousand, two hundred twelve".