20021232113322 has 16 divisors (see below), whose sum is σ = 43682688247392. Its totient is φ = 6067040034320.

The previous prime is 20021232113261. The next prime is 20021232113329. The reversal of 20021232113322 is 22331123212002.

It is a super-2 number, since 2×20021232113322² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20021232113292 and 20021232113301.

It is not an unprimeable number, because it can be changed into a prime (20021232113329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151676000793 + ... + 151676000924.

It is an arithmetic number, because the mean of its divisors is an integer number (2730168015462).

Almost surely, 2^{20021232113322} is an apocalyptic number.

20021232113322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20021232113322 is an abundant number, since it is smaller than the sum of its proper divisors (23661456134070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20021232113322 is a wasteful number, since it uses less digits than its factorization.

20021232113322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303352001733.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 20021232113322 its reverse (22331123212002), we get a palindrome (42352355325324).

The spelling of 20021232113322 in words is "twenty trillion, twenty-one billion, two hundred thirty-two million, one hundred thirteen thousand, three hundred twenty-two".