22212022101111 has 12 divisors (see below), whose sum is σ = 32086743480688. Its totient is φ = 14806763246304.

The previous prime is 22212022101107. The next prime is 22212022101121. The reversal of 22212022101111 is 11110122021222.

22212022101111 is a `hidden beast` number, since 222 + 120 + 2 + 210 + 1 + 111 = 666.

It is not a de Polignac number, because 22212022101111 - 2² = 22212022101107 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 (22212022101121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104178235 + ... + 104391228.

Almost surely, 2^{22212022101111} is an apocalyptic number.

22212022101111 is a deficient number, since it is larger than the sum of its proper divisors (9874721379577).

22212022101111 is a wasteful number, since it uses less digits than its factorization.

22212022101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208581302 (or 208581299 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22212022101111 its reverse (11110122021222), we get a palindrome (33322144122333).

The spelling of 22212022101111 in words is "twenty-two trillion, two hundred twelve billion, twenty-two million, one hundred one thousand, one hundred eleven".