100220101243 has 2 divisors, whose sum is σ = 100220101244. Its totient is φ = 100220101242.

The previous prime is 100220101109. The next prime is 100220101253. The reversal of 100220101243 is 342101022001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100220101243 - 2²¹ = 100218004091 is a prime.

It is not a weakly prime, because it can be changed into another prime (100220101253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110050621 + 50110050622.

It is an arithmetic number, because the mean of its divisors is an integer number (50110050622).

Almost surely, 2^100220101243 is an apocalyptic number.

100220101243 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220101243 is an equidigital number, since it uses as much as digits as its factorization.

100220101243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 100220101243 its reverse (342101022001), we get a palindrome (442321123244).

The spelling of 100220101243 in words is "one hundred billion, two hundred twenty million, one hundred one thousand, two hundred forty-three".