20130132331223 has 4 divisors (see below), whose sum is σ = 20133315973848. Its totient is φ = 20126948688600.

The previous prime is 20130132331217. The next prime is 20130132331237. The reversal of 20130132331223 is 32213323103102.

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 20130132331223 - 2⁴ = 20130132331207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20130132331192 and 20130132331201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130132331213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1591811828 + ... + 1591824473.

It is an arithmetic number, because the mean of its divisors is an integer number (5033328993462).

Almost surely, 2^{20130132331223} is an apocalyptic number.

20130132331223 is a deficient number, since it is larger than the sum of its proper divisors (3183642625).

20130132331223 is an equidigital number, since it uses as much as digits as its factorization.

20130132331223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183642624.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 20130132331223 its reverse (32213323103102), we get a palindrome (52343455434325).

The spelling of 20130132331223 in words is "twenty trillion, one hundred thirty billion, one hundred thirty-two million, three hundred thirty-one thousand, two hundred twenty-three".