120311299 has 4 divisors (see below), whose sum is σ = 120408120. Its totient is φ = 120214480.

The previous prime is 120311273. The next prime is 120311351. The reversal of 120311299 is 992113021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 992113021 = 22567 ⋅43963.

It is a cyclic number.

It is not a de Polignac number, because 120311299 - 2⁹ = 120310787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120311599) 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, 46522 + ... + 49039.

It is an arithmetic number, because the mean of its divisors is an integer number (30102030).

Almost surely, 2^120311299 is an apocalyptic number.

120311299 is a deficient number, since it is larger than the sum of its proper divisors (96821).

120311299 is an equidigital number, since it uses as much as digits as its factorization.

120311299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96820.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 120311299 is about 10968.6507374426. The cubic root of 120311299 is about 493.6685628867.

The spelling of 120311299 in words is "one hundred twenty million, three hundred eleven thousand, two hundred ninety-nine".