13011420322234 has 4 divisors (see below), whose sum is σ = 19517130483354. Its totient is φ = 6505710161116.

The previous prime is 13011420322193. The next prime is 13011420322249. The reversal of 13011420322234 is 43222302411031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12190397675625 + 821022646609 = 3491475^2 + 906103^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252855080557 + ... + 3252855080560.

Almost surely, 2^{13011420322234} is an apocalyptic number.

13011420322234 is a deficient number, since it is larger than the sum of its proper divisors (6505710161120).

13011420322234 is an equidigital number, since it uses as much as digits as its factorization.

13011420322234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6505710161119.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13011420322234 its reverse (43222302411031), we get a palindrome (56233722733265).

The spelling of 13011420322234 in words is "thirteen trillion, eleven billion, four hundred twenty million, three hundred twenty-two thousand, two hundred thirty-four".