123456222347 has 16 divisors (see below), whose sum is σ = 130474406400. Its totient is φ = 116490467520.

The previous prime is 123456222311. The next prime is 123456222367. The reversal of 123456222347 is 743222654321.

It is a cyclic number.

It is not a de Polignac number, because 123456222347 - 2⁸ = 123456222091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123456222367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17716658 + ... + 17723624.

It is an arithmetic number, because the mean of its divisors is an integer number (8154650400).

Almost surely, 2^123456222347 is an apocalyptic number.

123456222347 is a deficient number, since it is larger than the sum of its proper divisors (7018184053).

123456222347 is a wasteful number, since it uses less digits than its factorization.

123456222347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10586.

The product of its digits is 483840, while the sum is 41.

Adding to 123456222347 its reverse (743222654321), we get a palindrome (866678876668).

The spelling of 123456222347 in words is "one hundred twenty-three billion, four hundred fifty-six million, two hundred twenty-two thousand, three hundred forty-seven".