20403220300022 has 16 divisors (see below), whose sum is σ = 34978508798112. Its totient is φ = 8743847343360.

The previous prime is 20403220299961. The next prime is 20403220300117. The reversal of 20403220300022 is 22000302230402.

It is a super-2 number, since 2×20403220300022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20403220299967 and 20403220300003.

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, 32168729 + ... + 32796852.

It is an arithmetic number, because the mean of its divisors is an integer number (2186156799882).

Almost surely, 2^{20403220300022} is an apocalyptic number.

20403220300022 is a deficient number, since it is larger than the sum of its proper divisors (14575288498090).

20403220300022 is a wasteful number, since it uses less digits than its factorization.

20403220300022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64988023.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 20403220300022 its reverse (22000302230402), we get a palindrome (42403522530424).

The spelling of 20403220300022 in words is "twenty trillion, four hundred three billion, two hundred twenty million, three hundred thousand, twenty-two".