212022220101222 has 64 divisors (see below), whose sum is σ = 438408640986624. Its totient is φ = 68305549881600.

The previous prime is 212022220101191. The next prime is 212022220101233. The reversal of 212022220101222 is 222101022220212.

It is a congruent number.

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, 830983393 + ... + 831238499.

It is an arithmetic number, because the mean of its divisors is an integer number (6850135015416).

Almost surely, 2^{212022220101222} is an apocalyptic number.

212022220101222 is an abundant number, since it is smaller than the sum of its proper divisors (226386420885402).

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

212022220101222 is a wasteful number, since it uses less digits than its factorization.

212022220101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280093.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 212022220101222 its reverse (222101022220212), we get a palindrome (434123242321434).

The spelling of 212022220101222 in words is "two hundred twelve trillion, twenty-two billion, two hundred twenty million, one hundred one thousand, two hundred twenty-two".