10020132123 has 4 divisors (see below), whose sum is σ = 13360176168. Its totient is φ = 6680088080.

The previous prime is 10020132019. The next prime is 10020132131. The reversal of 10020132123 is 32123102001.

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

It is a cyclic number.

It is not a de Polignac number, because 10020132123 - 2¹⁴ = 10020115739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10020132173) 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, 1670022018 + ... + 1670022023.

It is an arithmetic number, because the mean of its divisors is an integer number (3340044042).

Almost surely, 2^10020132123 is an apocalyptic number.

10020132123 is a deficient number, since it is larger than the sum of its proper divisors (3340044045).

10020132123 is an equidigital number, since it uses as much as digits as its factorization.

10020132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340044044.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10020132123 its reverse (32123102001), we get a palindrome (42143234124).

The spelling of 10020132123 in words is "ten billion, twenty million, one hundred thirty-two thousand, one hundred twenty-three".