12001022202012 has 48 divisors (see below), whose sum is σ = 28906319361024. Its totient is φ = 3871212912000.

The previous prime is 12001022201999. The next prime is 12001022202019. The reversal of 12001022202012 is 21020222010021.

It is a junction number, because it is equal to n+sod(n) for n = 12001022201982 and 12001022202000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001022202019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17978712 + ... + 18634272.

It is an arithmetic number, because the mean of its divisors is an integer number (602214986688).

Almost surely, 2^{12001022202012} is an apocalyptic number.

12001022202012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12001022202012 is an abundant number, since it is smaller than the sum of its proper divisors (16905297159012).

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

12001022202012 is a wasteful number, since it uses less digits than its factorization.

12001022202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704810 (or 704808 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12001022202012 its reverse (21020222010021), we get a palindrome (33021244212033).

The spelling of 12001022202012 in words is "twelve trillion, one billion, twenty-two million, two hundred two thousand, twelve".