20310122323003 has 4 divisors (see below), whose sum is σ = 20693332178208. Its totient is φ = 19926912467800.

The previous prime is 20310122322961. The next prime is 20310122323021. The reversal of 20310122323003 is 30032322101302.

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-20310122323003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20310122323103) 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, 191604927523 + ... + 191604927628.

It is an arithmetic number, because the mean of its divisors is an integer number (5173333044552).

Almost surely, 2^{20310122323003} is an apocalyptic number.

20310122323003 is a deficient number, since it is larger than the sum of its proper divisors (383209855205).

20310122323003 is an equidigital number, since it uses as much as digits as its factorization.

20310122323003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383209855204.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20310122323003 its reverse (30032322101302), we get a palindrome (50342444424305).

The spelling of 20310122323003 in words is "twenty trillion, three hundred ten billion, one hundred twenty-two million, three hundred twenty-three thousand, three".