232122121221232 has 120 divisors (see below), whose sum is σ = 494919925034976. Its totient is φ = 105386029056000.

The previous prime is 232122121221149. The next prime is 232122121221233.

232122121221232 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 232122121221232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232122121221233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9516699757 + ... + 9516724147.

Almost surely, 2^{232122121221232} is an apocalyptic number.

232122121221232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232122121221232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247459962517488).

232122121221232 is an abundant number, since it is smaller than the sum of its proper divisors (262797803813744).

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

232122121221232 is a wasteful number, since it uses less digits than its factorization.

232122121221232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29999 (or 29982 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The spelling of 232122121221232 in words is "two hundred thirty-two trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred thirty-two".