21302011023033 has 32 divisors (see below), whose sum is σ = 30719435120640. Its totient is φ = 13052508505920.

The previous prime is 21302011023023. The next prime is 21302011023071. The reversal of 21302011023033 is 33032011020312.

It is not a de Polignac number, because 21302011023033 - 2¹⁸ = 21302010760889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21302011023023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7195188 + ... + 9714666.

It is an arithmetic number, because the mean of its divisors is an integer number (959982347520).

Almost surely, 2^{21302011023033} is an apocalyptic number.

It is an amenable number.

21302011023033 is a deficient number, since it is larger than the sum of its proper divisors (9417424097607).

21302011023033 is a wasteful number, since it uses less digits than its factorization.

21302011023033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520429.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 21302011023033 its reverse (33032011020312), we get a palindrome (54334022043345).

The spelling of 21302011023033 in words is "twenty-one trillion, three hundred two billion, eleven million, twenty-three thousand, thirty-three".