21320202222310 has 16 divisors (see below), whose sum is σ = 38497425091056. Its totient is φ = 8501178424288.

The previous prime is 21320202222239. The next prime is 21320202222467. The reversal of 21320202222310 is 1322220202312.

It is a super-2 number, since 2×21320202222310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 3362804752 + ... + 3362811091.

It is an arithmetic number, because the mean of its divisors is an integer number (2406089068191).

Almost surely, 2^{21320202222310} is an apocalyptic number.

21320202222310 is a deficient number, since it is larger than the sum of its proper divisors (17177222868746).

21320202222310 is a wasteful number, since it uses less digits than its factorization.

21320202222310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725616167.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21320202222310 its reverse (1322220202312), we get a palindrome (22642422424622).

The spelling of 21320202222310 in words is "twenty-one trillion, three hundred twenty billion, two hundred two million, two hundred twenty-two thousand, three hundred ten".