122223231321000 has 128 divisors (see below), whose sum is σ = 382065619478400. Its totient is φ = 32530542220800.

The previous prime is 122223231320989. The next prime is 122223231321017. The reversal of 122223231321000 is 123132322221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37380405 + ... + 40518404.

It is an arithmetic number, because the mean of its divisors is an integer number (2984887652175).

Almost surely, 2^{122223231321000} is an apocalyptic number.

122223231321000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122223231321000 is an abundant number, since it is smaller than the sum of its proper divisors (259842388157400).

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

122223231321000 is a wasteful number, since it uses less digits than its factorization.

122223231321000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77899356 (or 77899342 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 122223231321000 its reverse (123132322221), we get a palindrome (122346363643221).

The spelling of 122223231321000 in words is "one hundred twenty-two trillion, two hundred twenty-three billion, two hundred thirty-one million, three hundred twenty-one thousand".