13101231287 has 2 divisors, whose sum is σ = 13101231288. Its totient is φ = 13101231286.

The previous prime is 13101231277. The next prime is 13101231331. The reversal of 13101231287 is 78213210131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13101231287 - 2¹⁶ = 13101165751 is a prime.

It is a super-2 number, since 2×13101231287² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13101231277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6550615643 + 6550615644.

It is an arithmetic number, because the mean of its divisors is an integer number (6550615644).

Almost surely, 2^13101231287 is an apocalyptic number.

13101231287 is a deficient number, since it is larger than the sum of its proper divisors (1).

13101231287 is an equidigital number, since it uses as much as digits as its factorization.

13101231287 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 13101231287 in words is "thirteen billion, one hundred one million, two hundred thirty-one thousand, two hundred eighty-seven".