12020002022 has 16 divisors (see below), whose sum is σ = 20656108320. Its totient is φ = 5138831808.

The previous prime is 12020002019. The next prime is 12020002037. The reversal of 12020002022 is 22020002021.

It is a junction number, because it is equal to n+sod(n) for n = 12020001994 and 12020002012.

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, 1043873 + ... + 1055324.

It is an arithmetic number, because the mean of its divisors is an integer number (1291006770).

Almost surely, 2^12020002022 is an apocalyptic number.

12020002022 is a deficient number, since it is larger than the sum of its proper divisors (8636106298).

12020002022 is a wasteful number, since it uses less digits than its factorization.

12020002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2099615.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 12020002022 its reverse (22020002021), we get a palindrome (34040004043).

Subtracting 12020002022 from its reverse (22020002021), we obtain a palindrome (9999999999).

The spelling of 12020002022 in words is "twelve billion, twenty million, two thousand, twenty-two".