123200102010103 has 4 divisors (see below), whose sum is σ = 123203461102920. Its totient is φ = 123196742917288.

The previous prime is 123200102009993. The next prime is 123200102010113. The reversal of 123200102010103 is 301010201002321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123200102010103 is a prime.

It is a super-2 number, since 2×123200102010103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123200102010113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679491393 + ... + 1679564746.

It is an arithmetic number, because the mean of its divisors is an integer number (30800865275730).

Almost surely, 2^{123200102010103} is an apocalyptic number.

123200102010103 is a deficient number, since it is larger than the sum of its proper divisors (3359092817).

123200102010103 is an equidigital number, since it uses as much as digits as its factorization.

123200102010103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359092816.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 123200102010103 its reverse (301010201002321), we get a palindrome (424210303012424).

The spelling of 123200102010103 in words is "one hundred twenty-three trillion, two hundred billion, one hundred two million, ten thousand, one hundred three".