22211202002111 has 4 divisors (see below), whose sum is σ = 22211357488824. Its totient is φ = 22211046515400.

The previous prime is 22211202002057. The next prime is 22211202002113. The reversal of 22211202002111 is 11120020211222.

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 22211202002111 - 2³⁴ = 22194022132927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22211202002111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211202002113) 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, 77528885 + ... + 77814846.

It is an arithmetic number, because the mean of its divisors is an integer number (5552839372206).

Almost surely, 2^{22211202002111} is an apocalyptic number.

22211202002111 is a deficient number, since it is larger than the sum of its proper divisors (155486713).

22211202002111 is a wasteful number, since it uses less digits than its factorization.

22211202002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155486712.

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

Adding to 22211202002111 its reverse (11120020211222), we get a palindrome (33331222213333).

The spelling of 22211202002111 in words is "twenty-two trillion, two hundred eleven billion, two hundred two million, two thousand, one hundred eleven".