2221022202201 has 128 divisors (see below), whose sum is σ = 3823303680000. Its totient is φ = 1260151421760.

The previous prime is 2221022202197. The next prime is 2221022202233. The reversal of 2221022202201 is 1022022201222.

2221022202201 is a `hidden beast` number, since 2 + 221 + 0 + 2 + 220 + 220 + 1 = 666.

It is not a de Polignac number, because 2221022202201 - 2² = 2221022202197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221022202241) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 252988230 + ... + 252997008.

It is an arithmetic number, because the mean of its divisors is an integer number (29869560000).

Almost surely, 2^{2221022202201} is an apocalyptic number.

It is an amenable number.

2221022202201 is a deficient number, since it is larger than the sum of its proper divisors (1602281477799).

2221022202201 is a wasteful number, since it uses less digits than its factorization.

2221022202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9344 (or 9338 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2221022202201 its reverse (1022022201222), we get a palindrome (3243044403423).

The spelling of 2221022202201 in words is "two trillion, two hundred twenty-one billion, twenty-two million, two hundred two thousand, two hundred one".