120213899 has 8 divisors (see below), whose sum is σ = 129570672. Its totient is φ = 110872800.

The previous prime is 120213887. The next prime is 120213923. The reversal of 120213899 is 998312021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120213899 - 2⁴ = 120213883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120213829) 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 7 ways as a sum of consecutive naturals, for example, 15677 + ... + 22049.

It is an arithmetic number, because the mean of its divisors is an integer number (16196334).

Almost surely, 2^120213899 is an apocalyptic number.

120213899 is a deficient number, since it is larger than the sum of its proper divisors (9356773).

120213899 is a wasteful number, since it uses less digits than its factorization.

120213899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7837.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 120213899 is about 10964.2099122554. The cubic root of 120213899 is about 493.5353077400.

The spelling of 120213899 in words is "one hundred twenty million, two hundred thirteen thousand, eight hundred ninety-nine".