10211273993 has 2 divisors, whose sum is σ = 10211273994. Its totient is φ = 10211273992.

The previous prime is 10211273971. The next prime is 10211274001. The reversal of 10211273993 is 39937211201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9957445369 + 253828624 = 99787^2 + 15932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10211273993 is a prime.

It is not a weakly prime, because it can be changed into another prime (10211273953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105636996 + 5105636997.

It is an arithmetic number, because the mean of its divisors is an integer number (5105636997).

Almost surely, 2^10211273993 is an apocalyptic number.

It is an amenable number.

10211273993 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211273993 is an equidigital number, since it uses as much as digits as its factorization.

10211273993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The spelling of 10211273993 in words is "ten billion, two hundred eleven million, two hundred seventy-three thousand, nine hundred ninety-three".