100222101202212 has 96 divisors (see below), whose sum is σ = 287448792422400. Its totient is φ = 29942582493600.

The previous prime is 100222101202169. The next prime is 100222101202219. The reversal of 100222101202212 is 212202101222001.

It is a happy number.

100222101202212 is a `hidden beast` number, since 100 + 2 + 221 + 0 + 120 + 221 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (100222101202219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594014512 + ... + 594183207.

It is an arithmetic number, because the mean of its divisors is an integer number (2994258254400).

Almost surely, 2^{100222101202212} is an apocalyptic number.

100222101202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100222101202212 is an abundant number, since it is smaller than the sum of its proper divisors (187226691220188).

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

100222101202212 is a wasteful number, since it uses less digits than its factorization.

100222101202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188197814 (or 1188197806 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 100222101202212 its reverse (212202101222001), we get a palindrome (312424202424213).

The spelling of 100222101202212 in words is "one hundred trillion, two hundred twenty-two billion, one hundred one million, two hundred two thousand, two hundred twelve".