20221321203022 has 16 divisors (see below), whose sum is σ = 30858066921600. Its totient is φ = 9935608998240.

The previous prime is 20221321203019. The next prime is 20221321203043. The reversal of 20221321203022 is 22030212312202.

It is a super-3 number, since 3×20221321203022³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20221321202984 and 20221321203002.

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, 77394622 + ... + 77655457.

It is an arithmetic number, because the mean of its divisors is an integer number (1928629182600).

Almost surely, 2^{20221321203022} is an apocalyptic number.

20221321203022 is a deficient number, since it is larger than the sum of its proper divisors (10636745718578).

20221321203022 is a wasteful number, since it uses less digits than its factorization.

20221321203022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155051211.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20221321203022 its reverse (22030212312202), we get a palindrome (42251533515224).

The spelling of 20221321203022 in words is "twenty trillion, two hundred twenty-one billion, three hundred twenty-one million, two hundred three thousand, twenty-two".