212022010111 has 16 divisors (see below), whose sum is σ = 219933995008. Its totient is φ = 204178903200.

The previous prime is 212022010073. The next prime is 212022010121. The reversal of 212022010111 is 111010220212.

It is a cyclic number.

It is not a de Polignac number, because 212022010111 - 2³³ = 203432075519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212022010091 and 212022010100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212022010121) 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, 7151260 + ... + 7180846.

It is an arithmetic number, because the mean of its divisors is an integer number (13745874688).

Almost surely, 2^212022010111 is an apocalyptic number.

212022010111 is a deficient number, since it is larger than the sum of its proper divisors (7911984897).

212022010111 is a wasteful number, since it uses less digits than its factorization.

212022010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30742.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212022010111 its reverse (111010220212), we get a palindrome (323032230323).

The spelling of 212022010111 in words is "two hundred twelve billion, twenty-two million, ten thousand, one hundred eleven".