20222002200020 has 24 divisors (see below), whose sum is σ = 42466298275968. Its totient is φ = 8088783040800.

The previous prime is 20222002200019. The next prime is 20222002200031. The reversal of 20222002200020 is 2000220022202.

It is a happy number.

It is a super-2 number, since 2×20222002200020² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222002199968 and 20222002200004.

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, 11867105 + ... + 13463735.

It is an arithmetic number, because the mean of its divisors is an integer number (1769429094832).

Almost surely, 2^{20222002200020} is an apocalyptic number.

20222002200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222002200020 is an abundant number, since it is smaller than the sum of its proper divisors (22244296075948).

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

20222002200020 is a wasteful number, since it uses less digits than its factorization.

20222002200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229911 (or 2229909 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20222002200020 its reverse (2000220022202), we get a palindrome (22222222222222).

The spelling of 20222002200020 in words is "twenty trillion, two hundred twenty-two billion, two million, two hundred thousand, twenty".