21302303113023 has 8 divisors (see below), whose sum is σ = 28406127248688. Its totient is φ = 14200007193024.

The previous prime is 21302303112973. The next prime is 21302303113067. The reversal of 21302303113023 is 32031130320312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21302303113023 - 2⁹ = 21302303112511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21302303112984 and 21302303113002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21302303113523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382021390 + ... + 382077147.

It is an arithmetic number, because the mean of its divisors is an integer number (3550765906086).

Almost surely, 2^{21302303113023} is an apocalyptic number.

21302303113023 is a deficient number, since it is larger than the sum of its proper divisors (7103824135665).

21302303113023 is an equidigital number, since it uses as much as digits as its factorization.

21302303113023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764107833.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 21302303113023 its reverse (32031130320312), we get a palindrome (53333433433335).

The spelling of 21302303113023 in words is "twenty-one trillion, three hundred two billion, three hundred three million, one hundred thirteen thousand, twenty-three".