100201202243 has 2 divisors, whose sum is σ = 100201202244. Its totient is φ = 100201202242.

The previous prime is 100201202221. The next prime is 100201202249. The reversal of 100201202243 is 342202102001.

It is a strong prime.

It is an emirp because it is prime and its reverse (342202102001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100201202243 is a prime.

It is not a weakly prime, because it can be changed into another prime (100201202249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100601121 + 50100601122.

It is an arithmetic number, because the mean of its divisors is an integer number (50100601122).

Almost surely, 2^100201202243 is an apocalyptic number.

100201202243 is a deficient number, since it is larger than the sum of its proper divisors (1).

100201202243 is an equidigital number, since it uses as much as digits as its factorization.

100201202243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 100201202243 its reverse (342202102001), we get a palindrome (442403304244).

The spelling of 100201202243 in words is "one hundred billion, two hundred one million, two hundred two thousand, two hundred forty-three".