120123111211303 has 8 divisors (see below), whose sum is σ = 121816877718816. Its totient is φ = 118429397251200.

The previous prime is 120123111211291. The next prime is 120123111211361. The reversal of 120123111211303 is 303112111321021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120123111211303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120123111211003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8521278 + ... + 17687803.

It is an arithmetic number, because the mean of its divisors is an integer number (15227109714852).

Almost surely, 2^{120123111211303} is an apocalyptic number.

120123111211303 is a deficient number, since it is larger than the sum of its proper divisors (1693766507513).

120123111211303 is an equidigital number, since it uses as much as digits as its factorization.

120123111211303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26273705.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 120123111211303 its reverse (303112111321021), we get a palindrome (423235222532324).

The spelling of 120123111211303 in words is "one hundred twenty trillion, one hundred twenty-three billion, one hundred eleven million, two hundred eleven thousand, three hundred three".