121143332 has 6 divisors (see below), whose sum is σ = 212000838. Its totient is φ = 60571664.

The previous prime is 121143331. The next prime is 121143349. The reversal of 121143332 is 233341121.

It can be written as a sum of positive squares in only one way, i.e., 117852736 + 3290596 = 10856^2 + 1814^2 .

It is a super-3 number, since 3×121143332³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (121143331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15142913 + ... + 15142920.

It is an arithmetic number, because the mean of its divisors is an integer number (35333473).

Almost surely, 2^121143332 is an apocalyptic number.

It is an amenable number.

121143332 is a deficient number, since it is larger than the sum of its proper divisors (90857506).

121143332 is a wasteful number, since it uses less digits than its factorization.

121143332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30285837 (or 30285835 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 121143332 is about 11006.5131626687. The cubic root of 121143332 is about 494.8039654997.

Adding to 121143332 its reverse (233341121), we get a palindrome (354484453).

The spelling of 121143332 in words is "one hundred twenty-one million, one hundred forty-three thousand, three hundred thirty-two".