10201331021173 has 2 divisors, whose sum is σ = 10201331021174. Its totient is φ = 10201331021172.

The previous prime is 10201331021117. The next prime is 10201331021213. The reversal of 10201331021173 is 37112013310201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6544064910769 + 3657266110404 = 2558137^2 + 1912398^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201331021173 - 2²¹ = 10201328924021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10201331051173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100665510586 + 5100665510587.

It is an arithmetic number, because the mean of its divisors is an integer number (5100665510587).

Almost surely, 2^{10201331021173} is an apocalyptic number.

It is an amenable number.

10201331021173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201331021173 is an equidigital number, since it uses as much as digits as its factorization.

10201331021173 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 25.

Adding to 10201331021173 its reverse (37112013310201), we get a palindrome (47313344331374).

The spelling of 10201331021173 in words is "ten trillion, two hundred one billion, three hundred thirty-one million, twenty-one thousand, one hundred seventy-three".