20310134023303 has 16 divisors (see below), whose sum is σ = 21554833224960. Its totient is φ = 19095646974976.

The previous prime is 20310134023261. The next prime is 20310134023391. The reversal of 20310134023303 is 30332043101302.

It is a cyclic number.

It is not a de Polignac number, because 20310134023303 - 2⁹ = 20310134022791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20310134023393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11188551 + ... + 12876487.

It is an arithmetic number, because the mean of its divisors is an integer number (1347177076560).

Almost surely, 2^{20310134023303} is an apocalyptic number.

20310134023303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20310134023303 is a deficient number, since it is larger than the sum of its proper divisors (1244699201657).

20310134023303 is a wasteful number, since it uses less digits than its factorization.

20310134023303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696886.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20310134023303 its reverse (30332043101302), we get a palindrome (50642177124605).

The spelling of 20310134023303 in words is "twenty trillion, three hundred ten billion, one hundred thirty-four million, twenty-three thousand, three hundred three".