12012101022022 has 12 divisors (see below), whose sum is σ = 19140389345700. Its totient is φ = 5652753421856.

The previous prime is 12012101021989. The next prime is 12012101022023. The reversal of 12012101022022 is 22022010121021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12012101021987 and 12012101022005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012101022023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10391090272 + ... + 10391091427.

It is an arithmetic number, because the mean of its divisors is an integer number (1595032445475).

Almost surely, 2^{12012101022022} is an apocalyptic number.

12012101022022 is a deficient number, since it is larger than the sum of its proper divisors (7128288323678).

12012101022022 is a wasteful number, since it uses less digits than its factorization.

12012101022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20782181735 (or 20782181718 counting only the distinct ones).

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

Adding to 12012101022022 its reverse (22022010121021), we get a palindrome (34034111143043).

The spelling of 12012101022022 in words is "twelve trillion, twelve billion, one hundred one million, twenty-two thousand, twenty-two".