22022201101111 has 4 divisors (see below), whose sum is σ = 23317624695312. Its totient is φ = 20726777506912.

The previous prime is 22022201101099. The next prime is 22022201101129. The reversal of 22022201101111 is 11110110222022.

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 22022201101111 - 2¹³ = 22022201092919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022201111111) 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 3 ways as a sum of consecutive naturals, for example, 647711797075 + ... + 647711797108.

It is an arithmetic number, because the mean of its divisors is an integer number (5829406173828).

Almost surely, 2^{22022201101111} is an apocalyptic number.

22022201101111 is a deficient number, since it is larger than the sum of its proper divisors (1295423594201).

22022201101111 is a wasteful number, since it uses less digits than its factorization.

22022201101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295423594200.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22022201101111 its reverse (11110110222022), we get a palindrome (33132311323133).

The spelling of 22022201101111 in words is "twenty-two trillion, twenty-two billion, two hundred one million, one hundred one thousand, one hundred eleven".