10113321287 has 2 divisors, whose sum is σ = 10113321288. Its totient is φ = 10113321286.

The previous prime is 10113321241. The next prime is 10113321289. The reversal of 10113321287 is 78212331101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10113321287 - 2²² = 10109126983 is a prime.

Together with 10113321289, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10113321289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056660643 + 5056660644.

It is an arithmetic number, because the mean of its divisors is an integer number (5056660644).

Almost surely, 2^10113321287 is an apocalyptic number.

10113321287 is a deficient number, since it is larger than the sum of its proper divisors (1).

10113321287 is an equidigital number, since it uses as much as digits as its factorization.

10113321287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

Adding to 10113321287 its reverse (78212331101), we get a palindrome (88325652388).

The spelling of 10113321287 in words is "ten billion, one hundred thirteen million, three hundred twenty-one thousand, two hundred eighty-seven".