12212211132004 has 96 divisors (see below), whose sum is σ = 24651695376000. Its totient is φ = 5246175568896.

The previous prime is 12212211131987. The next prime is 12212211132007. The reversal of 12212211132004 is 40023111221221.

It is a super-2 number, since 2×12212211132004² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12212211132007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100959592 + ... + 101080480.

It is an arithmetic number, because the mean of its divisors is an integer number (256788493500).

Almost surely, 2^{12212211132004} is an apocalyptic number.

It is an amenable number.

12212211132004 is an abundant number, since it is smaller than the sum of its proper divisors (12439484243996).

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

12212211132004 is a wasteful number, since it uses less digits than its factorization.

12212211132004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122717 (or 122715 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 12212211132004 its reverse (40023111221221), we get a palindrome (52235322353225).

The spelling of 12212211132004 in words is "twelve trillion, two hundred twelve billion, two hundred eleven million, one hundred thirty-two thousand, four".