123422331366 has 40 divisors (see below), whose sum is σ = 277458396600. Its totient is φ = 41006751552.

The previous prime is 123422331317. The next prime is 123422331367. The reversal of 123422331366 is 663133224321.

123422331366 is a `hidden beast` number, since 1 + 23 + 42 + 233 + 1 + 366 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 123422331366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123422331367) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1191091 + ... + 1290558.

It is an arithmetic number, because the mean of its divisors is an integer number (6936459915).

Almost surely, 2^123422331366 is an apocalyptic number.

123422331366 is an abundant number, since it is smaller than the sum of its proper divisors (154036065234).

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

123422331366 is a wasteful number, since it uses less digits than its factorization.

123422331366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481970 (or 2481961 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

Adding to 123422331366 its reverse (663133224321), we get a palindrome (786555555687).

The spelling of 123422331366 in words is "one hundred twenty-three billion, four hundred twenty-two million, three hundred thirty-one thousand, three hundred sixty-six".