20020001101022 has 16 divisors (see below), whose sum is σ = 33092094845040. Its totient is φ = 9025116774912.

The previous prime is 20020001100991. The next prime is 20020001101039. The reversal of 20020001101022 is 22010110002002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20020001100994 and 20020001101012.

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, 8953487747 + ... + 8953489982.

It is an arithmetic number, because the mean of its divisors is an integer number (2068255927815).

Almost surely, 2^{20020001101022} is an apocalyptic number.

20020001101022 is a deficient number, since it is larger than the sum of its proper divisors (13072093744018).

20020001101022 is a wasteful number, since it uses less digits than its factorization.

20020001101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17906977787.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20020001101022 its reverse (22010110002002), we get a palindrome (42030111103024).

The spelling of 20020001101022 in words is "twenty trillion, twenty billion, one million, one hundred one thousand, twenty-two".