201102021193 has 2 divisors, whose sum is σ = 201102021194. Its totient is φ = 201102021192.

The previous prime is 201102021173. The next prime is 201102021229. The reversal of 201102021193 is 391120201102.

201102021193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165561099664 + 35540921529 = 406892^2 + 188523^2 .

It is a cyclic number.

It is not a de Polignac number, because 201102021193 - 2¹³ = 201102013001 is a prime.

It is a super-2 number, since 2×201102021193² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201102021173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100551010596 + 100551010597.

It is an arithmetic number, because the mean of its divisors is an integer number (100551010597).

Almost surely, 2^201102021193 is an apocalyptic number.

It is an amenable number.

201102021193 is a deficient number, since it is larger than the sum of its proper divisors (1).

201102021193 is an equidigital number, since it uses as much as digits as its factorization.

201102021193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 201102021193 its reverse (391120201102), we get a palindrome (592222222295).

The spelling of 201102021193 in words is "two hundred one billion, one hundred two million, twenty-one thousand, one hundred ninety-three".