121693332 has 12 divisors (see below), whose sum is σ = 283951136. Its totient is φ = 40564440.

The previous prime is 121693331. The next prime is 121693343. The reversal of 121693332 is 233396121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121693332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121693331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5070544 + ... + 5070567.

Almost surely, 2^121693332 is an apocalyptic number.

121693332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121693332 is an abundant number, since it is smaller than the sum of its proper divisors (162257804).

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

121693332 is a wasteful number, since it uses less digits than its factorization.

121693332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10141118 (or 10141116 counting only the distinct ones).

The product of its digits is 5832, while the sum is 30.

The square root of 121693332 is about 11031.4700742920. The cubic root of 121693332 is about 495.5516510812.

The spelling of 121693332 in words is "one hundred twenty-one million, six hundred ninety-three thousand, three hundred thirty-two".