12212002100012 has 48 divisors (see below), whose sum is σ = 26198810249472. Its totient is φ = 4901137961280.

The previous prime is 12212002100009. The next prime is 12212002100033. The reversal of 12212002100012 is 21000120021221.

It is a self number, because there is not a number n which added to its sum of digits gives 12212002100012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464109758 + ... + 464136069.

It is an arithmetic number, because the mean of its divisors is an integer number (545808546864).

Almost surely, 2^{12212002100012} is an apocalyptic number.

It is an amenable number.

12212002100012 is an abundant number, since it is smaller than the sum of its proper divisors (13986808149460).

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

12212002100012 is a wasteful number, since it uses less digits than its factorization.

12212002100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928245878 (or 928245876 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12212002100012 its reverse (21000120021221), we get a palindrome (33212122121233).

The spelling of 12212002100012 in words is "twelve trillion, two hundred twelve billion, two million, one hundred thousand, twelve".