20322222022 has 4 divisors (see below), whose sum is σ = 30483333036. Its totient is φ = 10161111010.

The previous prime is 20322222001. The next prime is 20322222023. The reversal of 20322222022 is 22022222302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22022222302 = 2 ⋅11011111151.

It is a super-2 number, since 2×20322222022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20322222023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080555504 + ... + 5080555507.

It is an arithmetic number, because the mean of its divisors is an integer number (7620833259).

Almost surely, 2^20322222022 is an apocalyptic number.

20322222022 is a deficient number, since it is larger than the sum of its proper divisors (10161111014).

20322222022 is a wasteful number, since it uses less digits than its factorization.

20322222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10161111013.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 20322222022 its reverse (22022222302), we get a palindrome (42344444324).

The spelling of 20322222022 in words is "twenty billion, three hundred twenty-two million, two hundred twenty-two thousand, twenty-two".