123004143103011 has 16 divisors (see below), whose sum is σ = 164207857158048. Its totient is φ = 81901598688000.

The previous prime is 123004143103003. The next prime is 123004143103019. The reversal of 123004143103011 is 110301341400321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (123004143103003) and next prime (123004143103019).

It is not a de Polignac number, because 123004143103011 - 2³ = 123004143103003 is a prime.

It is a super-2 number, since 2×123004143103011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123004143103019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172549365 + ... + 173260761.

It is an arithmetic number, because the mean of its divisors is an integer number (10262991072378).

Almost surely, 2^{123004143103011} is an apocalyptic number.

123004143103011 is a deficient number, since it is larger than the sum of its proper divisors (41203714055037).

123004143103011 is an equidigital number, since it uses as much as digits as its factorization.

123004143103011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782422.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 123004143103011 its reverse (110301341400321), we get a palindrome (233305484503332).

The spelling of 123004143103011 in words is "one hundred twenty-three trillion, four billion, one hundred forty-three million, one hundred three thousand, eleven".