212022110222 has 16 divisors (see below), whose sum is σ = 348959469600. Its totient is φ = 96010011552.

The previous prime is 212022110219. The next prime is 212022110273. The reversal of 212022110222 is 222011220212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212022110222.

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, 76929722 + ... + 76932477.

It is an arithmetic number, because the mean of its divisors is an integer number (21809966850).

Almost surely, 2^212022110222 is an apocalyptic number.

212022110222 is a deficient number, since it is larger than the sum of its proper divisors (136937359378).

212022110222 is a wasteful number, since it uses less digits than its factorization.

212022110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153862267.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212022110222 its reverse (222011220212), we get a palindrome (434033330434).

The spelling of 212022110222 in words is "two hundred twelve billion, twenty-two million, one hundred ten thousand, two hundred twenty-two".