22020221022111 has 24 divisors (see below), whose sum is σ = 34264956485760. Its totient is φ = 13546443087936.

The previous prime is 22020221022103. The next prime is 22020221022203. The reversal of 22020221022111 is 11122012202022.

It is a happy number.

22020221022111 is a `hidden beast` number, since 2 + 20 + 202 + 210 + 221 + 11 = 666.

It is not a de Polignac number, because 22020221022111 - 2³ = 22020221022103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020221022311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30630351 + ... + 31341008.

It is an arithmetic number, because the mean of its divisors is an integer number (1427706520240).

Almost surely, 2^{22020221022111} is an apocalyptic number.

22020221022111 is a deficient number, since it is larger than the sum of its proper divisors (12244735463649).

22020221022111 is a wasteful number, since it uses less digits than its factorization.

22020221022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61974415 (or 61974412 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22020221022111 its reverse (11122012202022), we get a palindrome (33142233224133).

The spelling of 22020221022111 in words is "twenty-two trillion, twenty billion, two hundred twenty-one million, twenty-two thousand, one hundred eleven".