100033201273 has 2 divisors, whose sum is σ = 100033201274. Its totient is φ = 100033201272.

The previous prime is 100033201271. The next prime is 100033201363. The reversal of 100033201273 is 372102330001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92593621264 + 7439580009 = 304292^2 + 86253^2 .

It is a cyclic number.

It is not a de Polignac number, because 100033201273 - 2¹ = 100033201271 is a prime.

Together with 100033201271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100033201271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50016600636 + 50016600637.

It is an arithmetic number, because the mean of its divisors is an integer number (50016600637).

Almost surely, 2^100033201273 is an apocalyptic number.

It is an amenable number.

100033201273 is a deficient number, since it is larger than the sum of its proper divisors (1).

100033201273 is an equidigital number, since it uses as much as digits as its factorization.

100033201273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

Adding to 100033201273 its reverse (372102330001), we get a palindrome (472135531274).

The spelling of 100033201273 in words is "one hundred billion, thirty-three million, two hundred one thousand, two hundred seventy-three".