121022330232 has 96 divisors (see below), whose sum is σ = 327107123280. Its totient is φ = 37285332480.

The previous prime is 121022330179. The next prime is 121022330239. The reversal of 121022330232 is 232033220121.

It is a happy number.

It is a super-2 number, since 2×121022330232² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121022330199 and 121022330208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022330239) 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, 184878 + ... + 525570.

Almost surely, 2^121022330232 is an apocalyptic number.

121022330232 is a gapful number since it is divisible by the number (12) 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 121022330232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163553561640).

121022330232 is an abundant number, since it is smaller than the sum of its proper divisors (206084793048).

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

121022330232 is a wasteful number, since it uses less digits than its factorization.

121022330232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340781 (or 340758 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 121022330232 its reverse (232033220121), we get a palindrome (353055550353).

The spelling of 121022330232 in words is "one hundred twenty-one billion, twenty-two million, three hundred thirty thousand, two hundred thirty-two".