22022211202211 has 4 divisors (see below), whose sum is σ = 24024230402424. Its totient is φ = 20020192002000.

The previous prime is 22022211202207. The next prime is 22022211202237. The reversal of 22022211202211 is 11220211222022.

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

It is a cyclic number.

It is not a de Polignac number, because 22022211202211 - 2² = 22022211202207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022211202241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001009600090 + ... + 1001009600111.

It is an arithmetic number, because the mean of its divisors is an integer number (6006057600606).

Almost surely, 2^{22022211202211} is an apocalyptic number.

22022211202211 is a deficient number, since it is larger than the sum of its proper divisors (2002019200213).

22022211202211 is a wasteful number, since it uses less digits than its factorization.

22022211202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002019200212.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22022211202211 its reverse (11220211222022), we get a palindrome (33242422424233).

The spelling of 22022211202211 in words is "twenty-two trillion, twenty-two billion, two hundred eleven million, two hundred two thousand, two hundred eleven".