210013133117 has 2 divisors, whose sum is σ = 210013133118. Its totient is φ = 210013133116.

The previous prime is 210013133089. The next prime is 210013133129. The reversal of 210013133117 is 711331310012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176996062681 + 33017070436 = 420709^2 + 181706^2 .

It is a cyclic number.

It is not a de Polignac number, because 210013133117 - 2¹² = 210013129021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210013133092 and 210013133101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210013138117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105006566558 + 105006566559.

It is an arithmetic number, because the mean of its divisors is an integer number (105006566559).

Almost surely, 2^210013133117 is an apocalyptic number.

It is an amenable number.

210013133117 is a deficient number, since it is larger than the sum of its proper divisors (1).

210013133117 is an equidigital number, since it uses as much as digits as its factorization.

210013133117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 23.

Adding to 210013133117 its reverse (711331310012), we get a palindrome (921344443129).

The spelling of 210013133117 in words is "two hundred ten billion, thirteen million, one hundred thirty-three thousand, one hundred seventeen".