120101239 has 4 divisors (see below), whose sum is σ = 125323056. Its totient is φ = 114879424.

The previous prime is 120101231. The next prime is 120101263. The reversal of 120101239 is 932101021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120101239 - 2³ = 120101231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610874 + ... + 2610919.

It is an arithmetic number, because the mean of its divisors is an integer number (31330764).

Almost surely, 2^120101239 is an apocalyptic number.

120101239 is a deficient number, since it is larger than the sum of its proper divisors (5221817).

120101239 is an equidigital number, since it uses as much as digits as its factorization.

120101239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221816.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 120101239 is about 10959.0710828975. The cubic root of 120101239 is about 493.3810852345.

The spelling of 120101239 in words is "one hundred twenty million, one hundred one thousand, two hundred thirty-nine".