13056123612226 has 8 divisors (see below), whose sum is σ = 19584253697724. Its totient is φ = 6528039046320.

The previous prime is 13056123612223. The next prime is 13056123612229. The reversal of 13056123612226 is 62221632165031.

It is an interprime number because it is at equal distance from previous prime (13056123612223) and next prime (13056123612229).

It can be written as a sum of positive squares in 2 ways, for example, as 11666330191201 + 1389793421025 = 3415601^2 + 1178895^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13056123612221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10653565 + ... + 11815696.

Almost surely, 2^{13056123612226} is an apocalyptic number.

13056123612226 is a deficient number, since it is larger than the sum of its proper divisors (6528130085498).

13056123612226 is a wasteful number, since it uses less digits than its factorization.

13056123612226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22759796.

The product of its (nonzero) digits is 155520, while the sum is 40.

Adding to 13056123612226 its reverse (62221632165031), we get a palindrome (75277755777257).

The spelling of 13056123612226 in words is "thirteen trillion, fifty-six billion, one hundred twenty-three million, six hundred twelve thousand, two hundred twenty-six".