100212021000212 has 96 divisors (see below), whose sum is σ = 206075665044480. Its totient is φ = 42148023563520.

The previous prime is 100212021000211. The next prime is 100212021000229. The reversal of 100212021000212 is 212000120212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212021000211) 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, 1025799233 + ... + 1025896919.

It is an arithmetic number, because the mean of its divisors is an integer number (2146621510880).

Almost surely, 2^{100212021000212} is an apocalyptic number.

It is an amenable number.

100212021000212 is an abundant number, since it is smaller than the sum of its proper divisors (105863644044268).

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

100212021000212 is a wasteful number, since it uses less digits than its factorization.

100212021000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126301 (or 126299 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100212021000212 its reverse (212000120212001), we get a palindrome (312212141212213).

The spelling of 100212021000212 in words is "one hundred trillion, two hundred twelve billion, twenty-one million, two hundred twelve", and thus it is an aban number.