211122020212212 has 48 divisors (see below), whose sum is σ = 506273204464832. Its totient is φ = 68425835063040.

The previous prime is 211122020212193. The next prime is 211122020212217. The reversal of 211122020212212 is 212212020221112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122020212217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159658489 + ... + 160975392.

Almost surely, 2^{211122020212212} is an apocalyptic number.

It is an amenable number.

211122020212212 is an abundant number, since it is smaller than the sum of its proper divisors (295151184252620).

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

211122020212212 is a wasteful number, since it uses less digits than its factorization.

211122020212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320635408 (or 320635406 counting only the distinct ones).

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

Adding to 211122020212212 its reverse (212212020221112), we get a palindrome (423334040433324).

The spelling of 211122020212212 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty million, two hundred twelve thousand, two hundred twelve".