22201002211202 has 4 divisors (see below), whose sum is σ = 33301503316806. Its totient is φ = 11100501105600.

The previous prime is 22201002211147. The next prime is 22201002211207. The reversal of 22201002211202 is 20211220010222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13603844578921 + 8597157632281 = 3688339^2 + 2932091^2 .

It is not an unprimeable number, because it can be changed into a prime (22201002211207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550250552799 + ... + 5550250552802.

Almost surely, 2^{22201002211202} is an apocalyptic number.

22201002211202 is a deficient number, since it is larger than the sum of its proper divisors (11100501105604).

22201002211202 is a wasteful number, since it uses less digits than its factorization.

22201002211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100501105603.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22201002211202 its reverse (20211220010222), we get a palindrome (42412222221424).

The spelling of 22201002211202 in words is "twenty-two trillion, two hundred one billion, two million, two hundred eleven thousand, two hundred two".