13202132123 has 4 divisors (see below), whose sum is σ = 13252330608. Its totient is φ = 13151933640.

The previous prime is 13202132117. The next prime is 13202132129. The reversal of 13202132123 is 32123120231.

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

It is an interprime number because it is at equal distance from previous prime (13202132117) and next prime (13202132129).

It is a cyclic number.

It is not a de Polignac number, because 13202132123 - 2⁶ = 13202132059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13202132095 and 13202132104.

It is not an unprimeable number, because it can be changed into a prime (13202132129) 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, 25098848 + ... + 25099373.

It is an arithmetic number, because the mean of its divisors is an integer number (3313082652).

Almost surely, 2^13202132123 is an apocalyptic number.

13202132123 is a deficient number, since it is larger than the sum of its proper divisors (50198485).

13202132123 is an equidigital number, since it uses as much as digits as its factorization.

13202132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50198484.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13202132123 its reverse (32123120231), we get a palindrome (45325252354).

The spelling of 13202132123 in words is "thirteen billion, two hundred two million, one hundred thirty-two thousand, one hundred twenty-three".