222022020021111 has 6 divisors (see below), whose sum is σ = 320698473363840. Its totient is φ = 148014680014068.

The previous prime is 222022020021079. The next prime is 222022020021149. The reversal of 222022020021111 is 111120020220222.

It is a happy number.

222022020021111 is a `hidden beast` number, since 2 + 2 + 20 + 220 + 200 + 211 + 11 = 666.

It is not a de Polignac number, because 222022020021111 - 2⁵ = 222022020021079 is a prime.

It is a super-2 number, since 2×222022020021111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222022020021161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12334556667831 + ... + 12334556667848.

It is an arithmetic number, because the mean of its divisors is an integer number (53449745560640).

Almost surely, 2^{222022020021111} is an apocalyptic number.

222022020021111 is a deficient number, since it is larger than the sum of its proper divisors (98676453342729).

222022020021111 is a wasteful number, since it uses less digits than its factorization.

222022020021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24669113335685 (or 24669113335682 counting only the distinct ones).

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

Adding to 222022020021111 its reverse (111120020220222), we get a palindrome (333142040241333).

The spelling of 222022020021111 in words is "two hundred twenty-two trillion, twenty-two billion, twenty million, twenty-one thousand, one hundred eleven".