220101202331243 has 2 divisors, whose sum is σ = 220101202331244. Its totient is φ = 220101202331242.

The previous prime is 220101202331117. The next prime is 220101202331261. The reversal of 220101202331243 is 342133202101022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220101202331243 - 2²⁶ = 220101135222379 is a prime.

It is not a weakly prime, because it can be changed into another prime (220101202301243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110050601165621 + 110050601165622.

It is an arithmetic number, because the mean of its divisors is an integer number (110050601165622).

Almost surely, 2^{220101202331243} is an apocalyptic number.

220101202331243 is a deficient number, since it is larger than the sum of its proper divisors (1).

220101202331243 is an equidigital number, since it uses as much as digits as its factorization.

220101202331243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 220101202331243 its reverse (342133202101022), we get a palindrome (562234404432265).

The spelling of 220101202331243 in words is "two hundred twenty trillion, one hundred one billion, two hundred two million, three hundred thirty-one thousand, two hundred forty-three".