220002120222111 has 32 divisors (see below), whose sum is σ = 345391610155200. Its totient is φ = 138156644021760.

The previous prime is 220002120222107. The next prime is 220002120222113. The reversal of 220002120222111 is 111222021200022.

It is a happy number.

220002120222111 is a `hidden beast` number, since 220 + 0 + 0 + 21 + 202 + 221 + 1 + 1 = 666.

It is not a de Polignac number, because 220002120222111 - 2² = 220002120222107 is a prime.

It is a super-3 number, since 3×220002120222111³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220002120222113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3426471966 + ... + 3426536171.

It is an arithmetic number, because the mean of its divisors is an integer number (10793487817350).

Almost surely, 2^{220002120222111} is an apocalyptic number.

220002120222111 is a deficient number, since it is larger than the sum of its proper divisors (125389489933089).

220002120222111 is a wasteful number, since it uses less digits than its factorization.

220002120222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6853008216 (or 6853008210 counting only the distinct ones).

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

Adding to 220002120222111 its reverse (111222021200022), we get a palindrome (331224141422133).

The spelling of 220002120222111 in words is "two hundred twenty trillion, two billion, one hundred twenty million, two hundred twenty-two thousand, one hundred eleven".