10231213220113 has 2 divisors, whose sum is σ = 10231213220114. Its totient is φ = 10231213220112.

The previous prime is 10231213220083. The next prime is 10231213220117. The reversal of 10231213220113 is 31102231213201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5355118976769 + 4876094243344 = 2314113^2 + 2208188^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10231213220113 is a prime.

It is not a weakly prime, because it can be changed into another prime (10231213220117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5115606610056 + 5115606610057.

It is an arithmetic number, because the mean of its divisors is an integer number (5115606610057).

Almost surely, 2^{10231213220113} is an apocalyptic number.

It is an amenable number.

10231213220113 is a deficient number, since it is larger than the sum of its proper divisors (1).

10231213220113 is an equidigital number, since it uses as much as digits as its factorization.

10231213220113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 10231213220113 its reverse (31102231213201), we get a palindrome (41333444433314).

The spelling of 10231213220113 in words is "ten trillion, two hundred thirty-one billion, two hundred thirteen million, two hundred twenty thousand, one hundred thirteen".