212022210111 has 32 divisors (see below), whose sum is σ = 291792047040. Its totient is φ = 136839435264.

The previous prime is 212022210083. The next prime is 212022210131. The reversal of 212022210111 is 111012220212.

It is not a de Polignac number, because 212022210111 - 2⁷ = 212022209983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212022210131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58681341 + ... + 58684953.

It is an arithmetic number, because the mean of its divisors is an integer number (9118501470).

Almost surely, 2^212022210111 is an apocalyptic number.

212022210111 is a deficient number, since it is larger than the sum of its proper divisors (79769836929).

212022210111 is a wasteful number, since it uses less digits than its factorization.

212022210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6155.

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

Adding to 212022210111 its reverse (111012220212), we get a palindrome (323034430323).

The spelling of 212022210111 in words is "two hundred twelve billion, twenty-two million, two hundred ten thousand, one hundred eleven".