21220201131322 has 8 divisors (see below), whose sum is σ = 31830338916576. Its totient is φ = 10610088159132.

The previous prime is 21220201131319. The next prime is 21220201131343. The reversal of 21220201131322 is 22313110202212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21220201131293 and 21220201131302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3893208 + ... + 7589299.

It is an arithmetic number, because the mean of its divisors is an integer number (3978792364572).

Almost surely, 2^{21220201131322} is an apocalyptic number.

21220201131322 is a deficient number, since it is larger than the sum of its proper divisors (10610137785254).

21220201131322 is a wasteful number, since it uses less digits than its factorization.

21220201131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12406532.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 21220201131322 its reverse (22313110202212), we get a palindrome (43533311333534).

The spelling of 21220201131322 in words is "twenty-one trillion, two hundred twenty billion, two hundred one million, one hundred thirty-one thousand, three hundred twenty-two".