220101100111943 has 2 divisors, whose sum is σ = 220101100111944. Its totient is φ = 220101100111942.

The previous prime is 220101100111933. The next prime is 220101100112057. The reversal of 220101100111943 is 349111001101022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220101100111943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220101100111933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110050550055971 + 110050550055972.

It is an arithmetic number, because the mean of its divisors is an integer number (110050550055972).

Almost surely, 2^{220101100111943} is an apocalyptic number.

220101100111943 is a deficient number, since it is larger than the sum of its proper divisors (1).

220101100111943 is an equidigital number, since it uses as much as digits as its factorization.

220101100111943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

Adding to 220101100111943 its reverse (349111001101022), we get a palindrome (569212101212965).

The spelling of 220101100111943 in words is "two hundred twenty trillion, one hundred one billion, one hundred million, one hundred eleven thousand, nine hundred forty-three".