12222021113012 has 12 divisors (see below), whose sum is σ = 21388741710336. Its totient is φ = 6110952052920.

The previous prime is 12222021112999. The next prime is 12222021113023. The reversal of 12222021113012 is 21031112022221.

It is a super-2 number, since 2×12222021113012² (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 3 ways as a sum of consecutive naturals, for example, 14154158 + ... + 14992805.

It is an arithmetic number, because the mean of its divisors is an integer number (1782395142528).

Almost surely, 2^{12222021113012} is an apocalyptic number.

It is an amenable number.

12222021113012 is a deficient number, since it is larger than the sum of its proper divisors (9166720597324).

12222021113012 is a wasteful number, since it uses less digits than its factorization.

12222021113012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29251798 (or 29251796 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12222021113012 its reverse (21031112022221), we get a palindrome (33253133135233).

The spelling of 12222021113012 in words is "twelve trillion, two hundred twenty-two billion, twenty-one million, one hundred thirteen thousand, twelve".