221210201011022 has 16 divisors (see below), whose sum is σ = 334429119578112. Its totient is φ = 109733833543320.

The previous prime is 221210201010853. The next prime is 221210201011027. The reversal of 221210201011022 is 220110102012122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221210201011027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86654063 + ... + 89170325.

It is an arithmetic number, because the mean of its divisors is an integer number (20901819973632).

Almost surely, 2^{221210201011022} is an apocalyptic number.

221210201011022 is a deficient number, since it is larger than the sum of its proper divisors (113218918567090).

221210201011022 is a wasteful number, since it uses less digits than its factorization.

221210201011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862503.

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

Adding to 221210201011022 its reverse (220110102012122), we get a palindrome (441320303023144).

The spelling of 221210201011022 in words is "two hundred twenty-one trillion, two hundred ten billion, two hundred one million, eleven thousand, twenty-two".