100211220020212 has 36 divisors (see below), whose sum is σ = 210582102912384. Its totient is φ = 41562257148720.

The previous prime is 100211220020167. The next prime is 100211220020213. The reversal of 100211220020212 is 212020022112001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211220020213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8246473518 + ... + 8246485669.

Almost surely, 2^{100211220020212} is an apocalyptic number.

It is an amenable number.

100211220020212 is an abundant number, since it is smaller than the sum of its proper divisors (110370882892172).

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

100211220020212 is a wasteful number, since it uses less digits than its factorization.

100211220020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16492959236 (or 16492959227 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100211220020212 its reverse (212020022112001), we get a palindrome (312231242132213).

The spelling of 100211220020212 in words is "one hundred trillion, two hundred eleven billion, two hundred twenty million, twenty thousand, two hundred twelve".