12243131431322 has 8 divisors (see below), whose sum is σ = 20034215069472. Its totient is φ = 5565059741500.

The previous prime is 12243131431309. The next prime is 12243131431337. The reversal of 12243131431322 is 22313413134221.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 278252987054 + ... + 278252987097.

It is an arithmetic number, because the mean of its divisors is an integer number (2504276883684).

Almost surely, 2^{12243131431322} is an apocalyptic number.

12243131431322 is a deficient number, since it is larger than the sum of its proper divisors (7791083638150).

12243131431322 is a wasteful number, since it uses less digits than its factorization.

12243131431322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556505974164.

The product of its digits is 20736, while the sum is 32.

Adding to 12243131431322 its reverse (22313413134221), we get a palindrome (34556544565543).

The spelling of 12243131431322 in words is "twelve trillion, two hundred forty-three billion, one hundred thirty-one million, four hundred thirty-one thousand, three hundred twenty-two".