123020103119 has 2 divisors, whose sum is σ = 123020103120. Its totient is φ = 123020103118.

The previous prime is 123020103077. The next prime is 123020103137. The reversal of 123020103119 is 911301020321.

It is a strong prime.

It is an emirp because it is prime and its reverse (911301020321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123020103119 - 2²⁸ = 122751667663 is a prime.

It is a super-2 number, since 2×123020103119² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123020103094 and 123020103103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123020103179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61510051559 + 61510051560.

It is an arithmetic number, because the mean of its divisors is an integer number (61510051560).

Almost surely, 2^123020103119 is an apocalyptic number.

123020103119 is a deficient number, since it is larger than the sum of its proper divisors (1).

123020103119 is an equidigital number, since it uses as much as digits as its factorization.

123020103119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 123020103119 in words is "one hundred twenty-three billion, twenty million, one hundred three thousand, one hundred nineteen".