12021311310004 has 24 divisors (see below), whose sum is σ = 22276987020288. Its totient is φ = 5656527853440.

The previous prime is 12021311309999. The next prime is 12021311310097. The reversal of 12021311310004 is 40001311312021.

It is a super-2 number, since 2×12021311310004² (a number of 27 digits) contains 22 as substring.

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, 8054614 + ... + 9429709.

It is an arithmetic number, because the mean of its divisors is an integer number (928207792512).

Almost surely, 2^{12021311310004} is an apocalyptic number.

It is an amenable number.

12021311310004 is a deficient number, since it is larger than the sum of its proper divisors (10255675710284).

12021311310004 is a wasteful number, since it uses less digits than its factorization.

12021311310004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17494455 (or 17494453 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12021311310004 its reverse (40001311312021), we get a palindrome (52022622622025).

The spelling of 12021311310004 in words is "twelve trillion, twenty-one billion, three hundred eleven million, three hundred ten thousand, four".