123303112151 has 2 divisors, whose sum is σ = 123303112152. Its totient is φ = 123303112150.

The previous prime is 123303112109. The next prime is 123303112187. The reversal of 123303112151 is 151211303321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123303112151 - 2⁶ = 123303112087 is a prime.

It is a super-2 number, since 2×123303112151² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123303112951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61651556075 + 61651556076.

It is an arithmetic number, because the mean of its divisors is an integer number (61651556076).

Almost surely, 2^123303112151 is an apocalyptic number.

123303112151 is a deficient number, since it is larger than the sum of its proper divisors (1).

123303112151 is an equidigital number, since it uses as much as digits as its factorization.

123303112151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 123303112151 its reverse (151211303321), we get a palindrome (274514415472).

The spelling of 123303112151 in words is "one hundred twenty-three billion, three hundred three million, one hundred twelve thousand, one hundred fifty-one".