13002123122 has 8 divisors (see below), whose sum is σ = 19503699372. Its totient is φ = 6500890000.

The previous prime is 13002123103. The next prime is 13002123131. The reversal of 13002123122 is 22132120031.

It can be written as a sum of positive squares in 2 ways, for example, as 11142702481 + 1859420641 = 105559^2 + 43121^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 13002123122.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 55472 + ... + 170532.

Almost surely, 2^13002123122 is an apocalyptic number.

13002123122 is a deficient number, since it is larger than the sum of its proper divisors (6501576250).

13002123122 is a wasteful number, since it uses less digits than its factorization.

13002123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171564.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 13002123122 its reverse (22132120031), we get a palindrome (35134243153).

The spelling of 13002123122 in words is "thirteen billion, two million, one hundred twenty-three thousand, one hundred twenty-two".