120123211303 has 2 divisors, whose sum is σ = 120123211304. Its totient is φ = 120123211302.

The previous prime is 120123211253. The next prime is 120123211321. The reversal of 120123211303 is 303112321021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120123211303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120123211363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061605651 + 60061605652.

It is an arithmetic number, because the mean of its divisors is an integer number (60061605652).

Almost surely, 2^120123211303 is an apocalyptic number.

120123211303 is a deficient number, since it is larger than the sum of its proper divisors (1).

120123211303 is an equidigital number, since it uses as much as digits as its factorization.

120123211303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120123211303 its reverse (303112321021), we get a palindrome (423235532324).

The spelling of 120123211303 in words is "one hundred twenty billion, one hundred twenty-three million, two hundred eleven thousand, three hundred three".