121333522 has 32 divisors (see below), whose sum is σ = 197296560. Its totient is φ = 55756800.

The previous prime is 121333507. The next prime is 121333523. The reversal of 121333522 is 225333121.

It can be written as a sum of positive squares in 8 ways, for example, as 100821681 + 20511841 = 10041^2 + 4529^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121333493 and 121333502.

It is not an unprimeable number, because it can be changed into a prime (121333523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305428 + ... + 305824.

Almost surely, 2^121333522 is an apocalyptic number.

121333522 is a deficient number, since it is larger than the sum of its proper divisors (75963038).

121333522 is a wasteful number, since it uses less digits than its factorization.

121333522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606.

The product of its digits is 1080, while the sum is 22.

The square root of 121333522 is about 11015.1496585385. The cubic root of 121333522 is about 495.0627706678.

Adding to 121333522 its reverse (225333121), we get a palindrome (346666643).

The spelling of 121333522 in words is "one hundred twenty-one million, three hundred thirty-three thousand, five hundred twenty-two".