21331003222322 has 16 divisors (see below), whose sum is σ = 32055968643840. Its totient is φ = 10645688700528.

The previous prime is 21331003222303. The next prime is 21331003222367. The reversal of 21331003222322 is 22322230013312.

It is a junction number, because it is equal to n+sod(n) for n = 21331003222291 and 21331003222300.

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, 3021728 + ... + 7196724.

It is an arithmetic number, because the mean of its divisors is an integer number (2003498040240).

Almost surely, 2^{21331003222322} is an apocalyptic number.

21331003222322 is a deficient number, since it is larger than the sum of its proper divisors (10724965421518).

21331003222322 is a wasteful number, since it uses less digits than its factorization.

21331003222322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4179745.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 21331003222322 its reverse (22322230013312), we get a palindrome (43653233235634).

The spelling of 21331003222322 in words is "twenty-one trillion, three hundred thirty-one billion, three million, two hundred twenty-two thousand, three hundred twenty-two".