20012102022 has 16 divisors (see below), whose sum is σ = 43662768192. Its totient is φ = 6064273320.

The previous prime is 20012102017. The next prime is 20012102069. The reversal of 20012102022 is 22020121002.

It is a junction number, because it is equal to n+sod(n) for n = 20012101989 and 20012102007.

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, 151606768 + ... + 151606899.

It is an arithmetic number, because the mean of its divisors is an integer number (2728923012).

Almost surely, 2^20012102022 is an apocalyptic number.

20012102022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20012102022 is an abundant number, since it is smaller than the sum of its proper divisors (23650666170).

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

20012102022 is a wasteful number, since it uses less digits than its factorization.

20012102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303213683.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20012102022 its reverse (22020121002), we get a palindrome (42032223024).

The spelling of 20012102022 in words is "twenty billion, twelve million, one hundred two thousand, twenty-two".