22201221101210 has 32 divisors (see below), whose sum is σ = 40904132144832. Its totient is φ = 8671296816000.

The previous prime is 22201221101173. The next prime is 22201221101233. The reversal of 22201221101210 is 1210112210222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6542819 + ... + 9338678.

It is an arithmetic number, because the mean of its divisors is an integer number (1278254129526).

Almost surely, 2^{22201221101210} is an apocalyptic number.

22201221101210 is a deficient number, since it is larger than the sum of its proper divisors (18702911043622).

22201221101210 is a wasteful number, since it uses less digits than its factorization.

22201221101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15884798.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22201221101210 its reverse (1210112210222), we get a palindrome (23411333311432).

The spelling of 22201221101210 in words is "twenty-two trillion, two hundred one billion, two hundred twenty-one million, one hundred one thousand, two hundred ten".