22020221121111 has 48 divisors (see below), whose sum is σ = 32380808997888. Its totient is φ = 14416701710400.

The previous prime is 22020221121109. The next prime is 22020221121113. The reversal of 22020221121111 is 11112112202022.

22020221121111 is a `hidden beast` number, since 220 + 2 + 0 + 221 + 1 + 211 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (22020221121109) and next prime (22020221121113).

It is not a de Polignac number, because 22020221121111 - 2¹ = 22020221121109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020221121113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 355242741 + ... + 355304721.

It is an arithmetic number, because the mean of its divisors is an integer number (674600187456).

Almost surely, 2^{22020221121111} is an apocalyptic number.

22020221121111 is a deficient number, since it is larger than the sum of its proper divisors (10360587876777).

22020221121111 is a wasteful number, since it uses less digits than its factorization.

22020221121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63852 (or 63849 counting only the distinct ones).

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

Adding to 22020221121111 its reverse (11112112202022), we get a palindrome (33132333323133).

The spelling of 22020221121111 in words is "twenty-two trillion, twenty billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred eleven".