220010110211111 has 4 divisors (see below), whose sum is σ = 240011029321224. Its totient is φ = 200009191101000.

The previous prime is 220010110211107. The next prime is 220010110211119. The reversal of 220010110211111 is 111112011010022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220010110211111 - 2² = 220010110211107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220010110211119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10000459555040 + ... + 10000459555061.

It is an arithmetic number, because the mean of its divisors is an integer number (60002757330306).

Almost surely, 2^{220010110211111} is an apocalyptic number.

220010110211111 is a deficient number, since it is larger than the sum of its proper divisors (20000919110113).

220010110211111 is a wasteful number, since it uses less digits than its factorization.

220010110211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20000919110112.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 220010110211111 its reverse (111112011010022), we get a palindrome (331122121221133).

The spelling of 220010110211111 in words is "two hundred twenty trillion, ten billion, one hundred ten million, two hundred eleven thousand, one hundred eleven".