20021020112022 has 32 divisors (see below), whose sum is σ = 40053423379200. Its totient is φ = 6671776426848.

The previous prime is 20021020111997. The next prime is 20021020112063. The reversal of 20021020112022 is 22021102012002.

It is a junction number, because it is equal to n+sod(n) for n = 20021020111992 and 20021020112010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487737903 + ... + 487778949.

It is an arithmetic number, because the mean of its divisors is an integer number (1251669480600).

Almost surely, 2^{20021020112022} is an apocalyptic number.

20021020112022 is an abundant number, since it is smaller than the sum of its proper divisors (20032403267178).

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

20021020112022 is a wasteful number, since it uses less digits than its factorization.

20021020112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62180.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20021020112022 its reverse (22021102012002), we get a palindrome (42042122124024).

The spelling of 20021020112022 in words is "twenty trillion, twenty-one billion, twenty million, one hundred twelve thousand, twenty-two".