123042000301123 has 2 divisors, whose sum is σ = 123042000301124. Its totient is φ = 123042000301122.

The previous prime is 123042000301057. The next prime is 123042000301133. The reversal of 123042000301123 is 321103000240321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123042000301123 - 2¹³ = 123042000292931 is a prime.

It is a super-2 number, since 2×123042000301123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123042000301094 and 123042000301103.

It is not a weakly prime, because it can be changed into another prime (123042000301133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61521000150561 + 61521000150562.

It is an arithmetic number, because the mean of its divisors is an integer number (61521000150562).

Almost surely, 2^{123042000301123} is an apocalyptic number.

123042000301123 is a deficient number, since it is larger than the sum of its proper divisors (1).

123042000301123 is an equidigital number, since it uses as much as digits as its factorization.

123042000301123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123042000301123 its reverse (321103000240321), we get a palindrome (444145000541444).

The spelling of 123042000301123 in words is "one hundred twenty-three trillion, forty-two billion, three hundred one thousand, one hundred twenty-three".