10311172021273 has 4 divisors (see below), whose sum is σ = 10334136770100. Its totient is φ = 10288207272448.

The previous prime is 10311172021247. The next prime is 10311172021277. The reversal of 10311172021273 is 37212027111301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3813322389529 + 6497849631744 = 1952773^2 + 2549088^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10311172021273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10311172021277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11482373740 + ... + 11482374637.

It is an arithmetic number, because the mean of its divisors is an integer number (2583534192525).

Almost surely, 2^{10311172021273} is an apocalyptic number.

It is an amenable number.

10311172021273 is a deficient number, since it is larger than the sum of its proper divisors (22964748827).

10311172021273 is an equidigital number, since it uses as much as digits as its factorization.

10311172021273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22964748826.

The product of its (nonzero) digits is 3528, while the sum is 31.

Adding to 10311172021273 its reverse (37212027111301), we get a palindrome (47523199132574).

The spelling of 10311172021273 in words is "ten trillion, three hundred eleven billion, one hundred seventy-two million, twenty-one thousand, two hundred seventy-three".