120121033 has 2 divisors, whose sum is σ = 120121034. Its totient is φ = 120121032.

The previous prime is 120121013. The next prime is 120121039. The reversal of 120121033 is 330121021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115089984 + 5031049 = 10728^2 + 2243^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120121033 is a prime.

It is not a weakly prime, because it can be changed into another prime (120121039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060516 + 60060517.

It is an arithmetic number, because the mean of its divisors is an integer number (60060517).

Almost surely, 2^120121033 is an apocalyptic number.

It is an amenable number.

120121033 is a deficient number, since it is larger than the sum of its proper divisors (1).

120121033 is an equidigital number, since it uses as much as digits as its factorization.

120121033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 120121033 is about 10959.9741331812. The cubic root of 120121033 is about 493.4081886150.

Adding to 120121033 its reverse (330121021), we get a palindrome (450242054).

The spelling of 120121033 in words is "one hundred twenty million, one hundred twenty-one thousand, thirty-three".