21020330302322 has 16 divisors (see below), whose sum is σ = 34048441133952. Its totient is φ = 9675255779280.

The previous prime is 21020330302297. The next prime is 21020330302381. The reversal of 21020330302322 is 22320303302012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1101454004 + ... + 1101473087.

It is an arithmetic number, because the mean of its divisors is an integer number (2128027570872).

Almost surely, 2^{21020330302322} is an apocalyptic number.

21020330302322 is a deficient number, since it is larger than the sum of its proper divisors (13028110831630).

21020330302322 is a wasteful number, since it uses less digits than its factorization.

21020330302322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202927473.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 21020330302322 its reverse (22320303302012), we get a palindrome (43340633604334).

The spelling of 21020330302322 in words is "twenty-one trillion, twenty billion, three hundred thirty million, three hundred two thousand, three hundred twenty-two".