120153213 has 20 divisors (see below), whose sum is σ = 180512640. Its totient is φ = 79645032.

The previous prime is 120153211. The next prime is 120153217. The reversal of 120153213 is 312351021.

120153213 is a `hidden beast` number, since 120 + 1 + 532 + 13 = 666.

It is not a de Polignac number, because 120153213 - 2¹ = 120153211 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120153211) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10356 + ... + 18642.

It is an arithmetic number, because the mean of its divisors is an integer number (9025632).

Almost surely, 2^120153213 is an apocalyptic number.

It is an amenable number.

120153213 is a deficient number, since it is larger than the sum of its proper divisors (60359427).

120153213 is an equidigital number, since it uses as much as digits as its factorization.

120153213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8478 (or 8469 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 120153213 is about 10961.4421040299. The cubic root of 120153213 is about 493.4522454507.

The spelling of 120153213 in words is "one hundred twenty million, one hundred fifty-three thousand, two hundred thirteen".