211212112200022 has 16 divisors (see below), whose sum is σ = 317538602143200. Its totient is φ = 105366124289088.

The previous prime is 211212112200013. The next prime is 211212112200071. The reversal of 211212112200022 is 220002211212112.

It is a super-2 number, since 2×211212112200022² (a number of 29 digits) contains 22 as substring.

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, 51214653 + ... + 55184824.

It is an arithmetic number, because the mean of its divisors is an integer number (19846162633950).

Almost surely, 2^{211212112200022} is an apocalyptic number.

211212112200022 is a deficient number, since it is larger than the sum of its proper divisors (106326489943178).

211212112200022 is a wasteful number, since it uses less digits than its factorization.

211212112200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106401735.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211212112200022 its reverse (220002211212112), we get a palindrome (431214323412134).

The spelling of 211212112200022 in words is "two hundred eleven trillion, two hundred twelve billion, one hundred twelve million, two hundred thousand, twenty-two".