12001022200212 has 24 divisors (see below), whose sum is σ = 28048517581056. Its totient is φ = 3993750383808.

The previous prime is 12001022200159. The next prime is 12001022200243. The reversal of 12001022200212 is 21200222010021.

It is a junction number, because it is equal to n+sod(n) for n = 12001022200191 and 12001022200200.

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, 823786113 + ... + 823800680.

It is an arithmetic number, because the mean of its divisors is an integer number (1168688232544).

Almost surely, 2^{12001022200212} is an apocalyptic number.

12001022200212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12001022200212 is an abundant number, since it is smaller than the sum of its proper divisors (16047495380844).

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

12001022200212 is a wasteful number, since it uses less digits than its factorization.

12001022200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647587407 (or 1647587405 counting only the distinct ones).

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

Adding to 12001022200212 its reverse (21200222010021), we get a palindrome (33201244210233).

The spelling of 12001022200212 in words is "twelve trillion, one billion, twenty-two million, two hundred thousand, two hundred twelve".