22002202111 has 4 divisors (see below), whose sum is σ = 23296449312. Its totient is φ = 20707954912.

The previous prime is 22002202093. The next prime is 22002202121. The reversal of 22002202111 is 11120220022.

It is a happy number.

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 22002202111 - 2⁷ = 22002201983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22002202091 and 22002202100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002202121) 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, 647123575 + ... + 647123608.

It is an arithmetic number, because the mean of its divisors is an integer number (5824112328).

Almost surely, 2^22002202111 is an apocalyptic number.

22002202111 is a deficient number, since it is larger than the sum of its proper divisors (1294247201).

22002202111 is a wasteful number, since it uses less digits than its factorization.

22002202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294247200.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22002202111 its reverse (11120220022), we get a palindrome (33122422133).

The spelling of 22002202111 in words is "twenty-two billion, two million, two hundred two thousand, one hundred eleven".