212112012210222 has 32 divisors (see below), whose sum is σ = 425590614408960. Its totient is φ = 70476241771520.

The previous prime is 212112012210199. The next prime is 212112012210253. The reversal of 212112012210222 is 222012210211212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 611518213 + ... + 611864975.

It is an arithmetic number, because the mean of its divisors is an integer number (13299706700280).

Almost surely, 2^{212112012210222} is an apocalyptic number.

212112012210222 is an abundant number, since it is smaller than the sum of its proper divisors (213478602198738).

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

212112012210222 is a wasteful number, since it uses less digits than its factorization.

212112012210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674888.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 212112012210222 its reverse (222012210211212), we get a palindrome (434124222421434).

The spelling of 212112012210222 in words is "two hundred twelve trillion, one hundred twelve billion, twelve million, two hundred ten thousand, two hundred twenty-two".