202202202022221 has 8 divisors (see below), whose sum is σ = 269610750972000. Its totient is φ = 134797560543632.

The previous prime is 202202202022199. The next prime is 202202202022279. The reversal of 202202202022221 is 122220202202202.

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

It is a cyclic number.

It is not a de Polignac number, because 202202202022221 - 2¹¹ = 202202202020173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202202202022621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976747050 + ... + 976954043.

It is an arithmetic number, because the mean of its divisors is an integer number (33701343871500).

Almost surely, 2^{202202202022221} is an apocalyptic number.

It is an amenable number.

202202202022221 is a deficient number, since it is larger than the sum of its proper divisors (67408548949779).

202202202022221 is a wasteful number, since it uses less digits than its factorization.

202202202022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953735595.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 202202202022221 its reverse (122220202202202), we get a palindrome (324422404224423).

The spelling of 202202202022221 in words is "two hundred two trillion, two hundred two billion, two hundred two million, twenty-two thousand, two hundred twenty-one".