21310101322 has 32 divisors (see below), whose sum is σ = 32976460800. Its totient is φ = 10323641328.

The previous prime is 21310101311. The next prime is 21310101331. The reversal of 21310101322 is 22310101312.

It is a super-2 number, since 2×21310101322² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21310101296 and 21310101305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6365253 + ... + 6368599.

It is an arithmetic number, because the mean of its divisors is an integer number (1030514400).

Almost surely, 2^21310101322 is an apocalyptic number.

21310101322 is a deficient number, since it is larger than the sum of its proper divisors (11666359478).

21310101322 is a wasteful number, since it uses less digits than its factorization.

21310101322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21310101322 its reverse (22310101312), we get a palindrome (43620202634).

The spelling of 21310101322 in words is "twenty-one billion, three hundred ten million, one hundred one thousand, three hundred twenty-two".