121201352 has 16 divisors (see below), whose sum is σ = 237133440. Its totient is φ = 57965776.

The previous prime is 121201343. The next prime is 121201363. The reversal of 121201352 is 253102121.

It is a happy number.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 121201352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329168 + ... + 329535.

It is an arithmetic number, because the mean of its divisors is an integer number (14820840).

Almost surely, 2^121201352 is an apocalyptic number.

It is an amenable number.

121201352 is a deficient number, since it is larger than the sum of its proper divisors (115932088).

121201352 is a wasteful number, since it uses less digits than its factorization.

121201352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658732 (or 658728 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 121201352 is about 11009.1485592665. The cubic root of 121201352 is about 494.8829461684.

Adding to 121201352 its reverse (253102121), we get a palindrome (374303473).

The spelling of 121201352 in words is "one hundred twenty-one million, two hundred one thousand, three hundred fifty-two".