12313224542 has 8 divisors (see below), whose sum is σ = 19556297856. Its totient is φ = 5794458592.

The previous prime is 12313224541. The next prime is 12313224551. The reversal of 12313224542 is 24542231321.

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

It is a super-2 number, since 2×12313224542² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313224541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181076798 + ... + 181076865.

It is an arithmetic number, because the mean of its divisors is an integer number (2444537232).

Almost surely, 2^12313224542 is an apocalyptic number.

12313224542 is a deficient number, since it is larger than the sum of its proper divisors (7243073314).

12313224542 is a wasteful number, since it uses less digits than its factorization.

12313224542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362153682.

The product of its digits is 11520, while the sum is 29.

Adding to 12313224542 its reverse (24542231321), we get a palindrome (36855455863).

The spelling of 12313224542 in words is "twelve billion, three hundred thirteen million, two hundred twenty-four thousand, five hundred forty-two".