423122221292 has 24 divisors (see below), whose sum is σ = 744382871232. Its totient is φ = 210444022800.

The previous prime is 423122221289. The next prime is 423122221321. The reversal of 423122221292 is 292122221324.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319067 + ... + 973677.

It is an arithmetic number, because the mean of its divisors is an integer number (31015952968).

Almost surely, 2^423122221292 is an apocalyptic number.

It is an amenable number.

423122221292 is a deficient number, since it is larger than the sum of its proper divisors (321260649940).

423122221292 is a wasteful number, since it uses less digits than its factorization.

423122221292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655469 (or 655467 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

Adding to 423122221292 its sum of digits (32), we get a palindrome (423122221324).

The spelling of 423122221292 in words is "four hundred twenty-three billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred ninety-two".