20002120212022 has 32 divisors (see below), whose sum is σ = 32334089179392. Its totient is φ = 9225186362784.

The previous prime is 20002120211999. The next prime is 20002120212037. The reversal of 20002120212022 is 22021202120002.

It is a junction number, because it is equal to n+sod(n) for n = 20002120211987 and 20002120212005.

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, 265866703 + ... + 265941925.

It is an arithmetic number, because the mean of its divisors is an integer number (1010440286856).

Almost surely, 2^{20002120212022} is an apocalyptic number.

20002120212022 is a deficient number, since it is larger than the sum of its proper divisors (12331968967370).

20002120212022 is a wasteful number, since it uses less digits than its factorization.

20002120212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82372.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20002120212022 its reverse (22021202120002), we get a palindrome (42023322332024).

The spelling of 20002120212022 in words is "twenty trillion, two billion, one hundred twenty million, two hundred twelve thousand, twenty-two".