220002102120111 has 16 divisors (see below), whose sum is σ = 301269221764224. Its totient is φ = 142701659013024.

The previous prime is 220002102120071. The next prime is 220002102120127. The reversal of 220002102120111 is 111021201200022.

It is not a de Polignac number, because 220002102120111 - 2²¹ = 220002100022959 is a prime.

It is a super-2 number, since 2×220002102120111² (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 (220002102120181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10095205 + ... + 23279118.

It is an arithmetic number, because the mean of its divisors is an integer number (18829326360264).

Almost surely, 2^{220002102120111} is an apocalyptic number.

220002102120111 is a deficient number, since it is larger than the sum of its proper divisors (81267119644113).

220002102120111 is a wasteful number, since it uses less digits than its factorization.

220002102120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33433750.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220002102120111 its reverse (111021201200022), we get a palindrome (331023303320133).

The spelling of 220002102120111 in words is "two hundred twenty trillion, two billion, one hundred two million, one hundred twenty thousand, one hundred eleven".