121522332 has 12 divisors (see below), whose sum is σ = 283552136. Its totient is φ = 40507440.

The previous prime is 121522283. The next prime is 121522333. The reversal of 121522332 is 233225121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 121522299 and 121522308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121522333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5063419 + ... + 5063442.

Almost surely, 2^121522332 is an apocalyptic number.

121522332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121522332 is an abundant number, since it is smaller than the sum of its proper divisors (162029804).

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

121522332 is a wasteful number, since it uses less digits than its factorization.

121522332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10126868 (or 10126866 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 121522332 is about 11023.7167960720. The cubic root of 121522332 is about 495.3194305943.

Adding to 121522332 its reverse (233225121), we get a palindrome (354747453).

The spelling of 121522332 in words is "one hundred twenty-one million, five hundred twenty-two thousand, three hundred thirty-two".