220100312111011 has 2 divisors, whose sum is σ = 220100312111012. Its totient is φ = 220100312111010.

The previous prime is 220100312110979. The next prime is 220100312111033. The reversal of 220100312111011 is 110111213001022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220100312111011 - 2⁵ = 220100312110979 is a prime.

It is not a weakly prime, because it can be changed into another prime (220100312111111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110050156055505 + 110050156055506.

It is an arithmetic number, because the mean of its divisors is an integer number (110050156055506).

Almost surely, 2^{220100312111011} is an apocalyptic number.

220100312111011 is a deficient number, since it is larger than the sum of its proper divisors (1).

220100312111011 is an equidigital number, since it uses as much as digits as its factorization.

220100312111011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 220100312111011 its reverse (110111213001022), we get a palindrome (330211525112033).

The spelling of 220100312111011 in words is "two hundred twenty trillion, one hundred billion, three hundred twelve million, one hundred eleven thousand, eleven".