212112201100002 has 64 divisors (see below), whose sum is σ = 500475809562624. Its totient is φ = 58647560800320.

The previous prime is 212112201099977. The next prime is 212112201100039. The reversal of 212112201100002 is 200001102211212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78898063 + ... + 81542189.

It is an arithmetic number, because the mean of its divisors is an integer number (7819934524416).

Almost surely, 2^{212112201100002} is an apocalyptic number.

212112201100002 is an abundant number, since it is smaller than the sum of its proper divisors (288363608462622).

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

212112201100002 is a wasteful number, since it uses less digits than its factorization.

212112201100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705783.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212112201100002 its reverse (200001102211212), we get a palindrome (412113303311214).

The spelling of 212112201100002 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred one million, one hundred thousand, two".