120311312233 has 8 divisors (see below), whose sum is σ = 139043571840. Its totient is φ = 101965284960.

The previous prime is 120311312141. The next prime is 120311312249. The reversal of 120311312233 is 332213113021.

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

It is not a de Polignac number, because 120311312233 - 2¹³ = 120311304041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120311312533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96557413 + ... + 96558658.

It is an arithmetic number, because the mean of its divisors is an integer number (17380446480).

Almost surely, 2^120311312233 is an apocalyptic number.

It is an amenable number.

120311312233 is a deficient number, since it is larger than the sum of its proper divisors (18732259607).

120311312233 is an equidigital number, since it uses as much as digits as its factorization.

120311312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193116167.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 120311312233 its reverse (332213113021), we get a palindrome (452524425254).

The spelling of 120311312233 in words is "one hundred twenty billion, three hundred eleven million, three hundred twelve thousand, two hundred thirty-three".