100212222000212 has 72 divisors (see below), whose sum is σ = 209523658335936. Its totient is φ = 41079564370944.

The previous prime is 100212222000211. The next prime is 100212222000221. The reversal of 100212222000212 is 212000222212001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212222000211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 631548788 + ... + 631707444.

Almost surely, 2^{100212222000212} is an apocalyptic number.

It is an amenable number.

100212222000212 is an abundant number, since it is smaller than the sum of its proper divisors (109311436335724).

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

100212222000212 is a wasteful number, since it uses less digits than its factorization.

100212222000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201357 (or 201332 counting only the distinct ones).

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

Adding to 100212222000212 its reverse (212000222212001), we get a palindrome (312212444212213).

The spelling of 100212222000212 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-two million, two hundred twelve", and thus it is an aban number.