21233332022 has 16 divisors (see below), whose sum is σ = 36419071392. Its totient is φ = 9095231040.

The previous prime is 21233332013. The next prime is 21233332031. The reversal of 21233332022 is 22023333212.

It is an interprime number because it is at equal distance from previous prime (21233332013) and next prime (21233332031).

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, 369629 + ... + 423192.

It is an arithmetic number, because the mean of its divisors is an integer number (2276191962).

Almost surely, 2^21233332022 is an apocalyptic number.

21233332022 is a deficient number, since it is larger than the sum of its proper divisors (15185739370).

21233332022 is a wasteful number, since it uses less digits than its factorization.

21233332022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794743.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 21233332022 its reverse (22023333212), we get a palindrome (43256665234).

The spelling of 21233332022 in words is "twenty-one billion, two hundred thirty-three million, three hundred thirty-two thousand, twenty-two".