122233021312 has 32 divisors (see below), whose sum is σ = 244734822000. Its totient is φ = 60809379840.

The previous prime is 122233021283. The next prime is 122233021349. The reversal of 122233021312 is 213120332221.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×122233021312² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2373889 + ... + 2424832.

Almost surely, 2^122233021312 is an apocalyptic number.

It is an amenable number.

122233021312 is an abundant number, since it is smaller than the sum of its proper divisors (122501800688).

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

122233021312 is an equidigital number, since it uses as much as digits as its factorization.

122233021312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798934 (or 4798922 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 122233021312 its reverse (213120332221), we get a palindrome (335353353533).

The spelling of 122233021312 in words is "one hundred twenty-two billion, two hundred thirty-three million, twenty-one thousand, three hundred twelve".