12340223022 has 32 divisors (see below), whose sum is σ = 24825027744. Its totient is φ = 4089344000.

The previous prime is 12340222997. The next prime is 12340223047. The reversal of 12340223022 is 22032204321.

It is an interprime number because it is at equal distance from previous prime (12340222997) and next prime (12340223047).

It is a super-2 number, since 2×12340223022² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12340223022.

It is a congruent number.

It is an unprimeable number.

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, 1889122 + ... + 1895642.

It is an arithmetic number, because the mean of its divisors is an integer number (775782117).

Almost surely, 2^12340223022 is an apocalyptic number.

12340223022 is an abundant number, since it is smaller than the sum of its proper divisors (12484804722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12340223022 is a wasteful number, since it uses less digits than its factorization.

12340223022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8324.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 12340223022 its reverse (22032204321), we get a palindrome (34372427343).

The spelling of 12340223022 in words is "twelve billion, three hundred forty million, two hundred twenty-three thousand, twenty-two".