20000120121022 has 32 divisors (see below), whose sum is σ = 31524107731200. Its totient is φ = 9503933607168.

The previous prime is 20000120121013. The next prime is 20000120121031. The reversal of 20000120121022 is 22012102100002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20000120121013) and next prime (20000120121031).

It is a junction number, because it is equal to n+sod(n) for n = 20000120120993 and 20000120121011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7536073 + ... + 9838324.

It is an arithmetic number, because the mean of its divisors is an integer number (985128366600).

Almost surely, 2^{20000120121022} is an apocalyptic number.

20000120121022 is a deficient number, since it is larger than the sum of its proper divisors (11523987610178).

20000120121022 is a wasteful number, since it uses less digits than its factorization.

20000120121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17374740.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20000120121022 its reverse (22012102100002), we get a palindrome (42012222221024).

The spelling of 20000120121022 in words is "twenty trillion, one hundred twenty million, one hundred twenty-one thousand, twenty-two".