212211303112212 has 48 divisors (see below), whose sum is σ = 500160788746752. Its totient is φ = 70022936764800.

The previous prime is 212211303112183. The next prime is 212211303112219.

212211303112212 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212211303112219) 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, 11090308 + ... + 23396955.

It is an arithmetic number, because the mean of its divisors is an integer number (10420016432224).

Almost surely, 2^{212211303112212} is an apocalyptic number.

It is an amenable number.

212211303112212 is an abundant number, since it is smaller than the sum of its proper divisors (287949485634540).

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

212211303112212 is a wasteful number, since it uses less digits than its factorization.

212211303112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34492448 (or 34492446 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

It can be divided in two parts, 21221130 and 3112212, that added together give a palindrome (24333342).

The spelling of 212211303112212 in words is "two hundred twelve trillion, two hundred eleven billion, three hundred three million, one hundred twelve thousand, two hundred twelve".