123102000111 has 16 divisors (see below), whose sum is σ = 164371939200. Its totient is φ = 81950120928.

The previous prime is 123102000107. The next prime is 123102000113. The reversal of 123102000111 is 111000201321.

It is not a de Polignac number, because 123102000111 - 2² = 123102000107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123102000113) 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, 6236125 + ... + 6255833.

It is an arithmetic number, because the mean of its divisors is an integer number (10273246200).

Almost surely, 2^123102000111 is an apocalyptic number.

123102000111 is a deficient number, since it is larger than the sum of its proper divisors (41269939089).

123102000111 is a wasteful number, since it uses less digits than its factorization.

123102000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22598.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 123102000111 its reverse (111000201321), we get a palindrome (234102201432).

The spelling of 123102000111 in words is "one hundred twenty-three billion, one hundred two million, one hundred eleven", and thus it is an aban number.