220101111143 has 2 divisors, whose sum is σ = 220101111144. Its totient is φ = 220101111142.

The previous prime is 220101111101. The next prime is 220101111227. The reversal of 220101111143 is 341111101022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220101111143 - 2¹⁶ = 220101045607 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220101191143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110050555571 + 110050555572.

It is an arithmetic number, because the mean of its divisors is an integer number (110050555572).

Almost surely, 2^220101111143 is an apocalyptic number.

220101111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

220101111143 is an equidigital number, since it uses as much as digits as its factorization.

220101111143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 220101111143 its reverse (341111101022), we get a palindrome (561212212165).

The spelling of 220101111143 in words is "two hundred twenty billion, one hundred one million, one hundred eleven thousand, one hundred forty-three".