1222122022206 has 32 divisors (see below), whose sum is σ = 2596187285280. Its totient is φ = 382201322496.

The previous prime is 1222122022193. The next prime is 1222122022207. The reversal of 1222122022206 is 6022202212221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222122022207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18866071 + ... + 18930738.

It is an arithmetic number, because the mean of its divisors is an integer number (81130852665).

Almost surely, 2^{1222122022206} is an apocalyptic number.

1222122022206 is an abundant number, since it is smaller than the sum of its proper divisors (1374065263074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222122022206 is a wasteful number, since it uses less digits than its factorization.

1222122022206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37797148.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1222122022206 its reverse (6022202212221), we get a palindrome (7244324234427).

The spelling of 1222122022206 in words is "one trillion, two hundred twenty-two billion, one hundred twenty-two million, twenty-two thousand, two hundred six".