12220033121012 has 48 divisors (see below), whose sum is σ = 22586116291200. Its totient is φ = 5769047577600.

The previous prime is 12220033120991. The next prime is 12220033121047. The reversal of 12220033121012 is 21012133002221.

It is a congruent number.

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, 26860289 + ... + 27311447.

It is an arithmetic number, because the mean of its divisors is an integer number (470544089400).

Almost surely, 2^{12220033121012} is an apocalyptic number.

It is an amenable number.

12220033121012 is a deficient number, since it is larger than the sum of its proper divisors (10366083170188).

12220033121012 is a wasteful number, since it uses less digits than its factorization.

12220033121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452376 (or 452374 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12220033121012 its reverse (21012133002221), we get a palindrome (33232166123233).

The spelling of 12220033121012 in words is "twelve trillion, two hundred twenty billion, thirty-three million, one hundred twenty-one thousand, twelve".