212022021233 has 16 divisors (see below), whose sum is σ = 233725590720. Its totient is φ = 190725528000.

The previous prime is 212022021199. The next prime is 212022021313. The reversal of 212022021233 is 332120220212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212022021233 - 2¹⁰ = 212022020209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212025021233) 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, 1842866 + ... + 1954532.

It is an arithmetic number, because the mean of its divisors is an integer number (14607849420).

Almost surely, 2^212022021233 is an apocalyptic number.

It is an amenable number.

212022021233 is a deficient number, since it is larger than the sum of its proper divisors (21703569487).

212022021233 is a wasteful number, since it uses less digits than its factorization.

212022021233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113488.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 212022021233 its reverse (332120220212), we get a palindrome (544142241445).

The spelling of 212022021233 in words is "two hundred twelve billion, twenty-two million, twenty-one thousand, two hundred thirty-three".