212101112022 has 16 divisors (see below), whose sum is σ = 432206040240. Its totient is φ = 69366401312.

The previous prime is 212101112011. The next prime is 212101112053. The reversal of 212101112022 is 220211101212.

It is a junction number, because it is equal to n+sod(n) for n = 212101111992 and 212101112010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333491997 + ... + 333492632.

It is an arithmetic number, because the mean of its divisors is an integer number (27012877515).

Almost surely, 2^212101112022 is an apocalyptic number.

212101112022 is an abundant number, since it is smaller than the sum of its proper divisors (220104928218).

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

212101112022 is a wasteful number, since it uses less digits than its factorization.

212101112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666984687.

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

Adding to 212101112022 its reverse (220211101212), we get a palindrome (432312213234).

The spelling of 212101112022 in words is "two hundred twelve billion, one hundred one million, one hundred twelve thousand, twenty-two".