12022012112020 has 96 divisors (see below), whose sum is σ = 28293670379520. Its totient is φ = 4264037406720.

The previous prime is 12022012112017. The next prime is 12022012112059. The reversal of 12022012112020 is 2021121022021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12022012111985 and 12022012112003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3971604 + ... + 6310123.

It is an arithmetic number, because the mean of its divisors is an integer number (294725733120).

Almost surely, 2^{12022012112020} is an apocalyptic number.

12022012112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022012112020 is an abundant number, since it is smaller than the sum of its proper divisors (16271658267500).

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

12022012112020 is a wasteful number, since it uses less digits than its factorization.

12022012112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10281953 (or 10281951 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12022012112020 its reverse (2021121022021), we get a palindrome (14043133134041).

The spelling of 12022012112020 in words is "twelve trillion, twenty-two billion, twelve million, one hundred twelve thousand, twenty".