120633121 has 16 divisors (see below), whose sum is σ = 142709760. Its totient is φ = 99786240.

The previous prime is 120633119. The next prime is 120633133. The reversal of 120633121 is 121336021.

It is a cyclic number.

It is not a de Polignac number, because 120633121 - 2¹ = 120633119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120633151) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 122985 + ... + 123961.

It is an arithmetic number, because the mean of its divisors is an integer number (8919360).

Almost surely, 2^120633121 is an apocalyptic number.

It is an amenable number.

120633121 is a deficient number, since it is larger than the sum of its proper divisors (22076639).

120633121 is an equidigital number, since it uses as much as digits as its factorization.

120633121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 120633121 is about 10983.3110217275. The cubic root of 120633121 is about 494.1083441273.

Adding to 120633121 its reverse (121336021), we get a palindrome (241969142).

The spelling of 120633121 in words is "one hundred twenty million, six hundred thirty-three thousand, one hundred twenty-one".