13140345213122 has 8 divisors (see below), whose sum is σ = 19728551233596. Its totient is φ = 6564161468592.

The previous prime is 13140345213077. The next prime is 13140345213157. The reversal of 13140345213122 is 22131254304131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13026822714361 + 113522498761 = 3609269^2 + 336931^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3005566253 + ... + 3005570624.

Almost surely, 2^{13140345213122} is an apocalyptic number.

13140345213122 is a deficient number, since it is larger than the sum of its proper divisors (6588206020474).

13140345213122 is a wasteful number, since it uses less digits than its factorization.

13140345213122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6011137972.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 13140345213122 its reverse (22131254304131), we get a palindrome (35271599517253).

The spelling of 13140345213122 in words is "thirteen trillion, one hundred forty billion, three hundred forty-five million, two hundred thirteen thousand, one hundred twenty-two".