13220351126 has 8 divisors (see below), whose sum is σ = 20874238680. Its totient is φ = 6262271568.

The previous prime is 13220351113. The next prime is 13220351213. The reversal of 13220351126 is 62115302231.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 13220351095 and 13220351104.

It is a congruent number.

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, 173951951 + ... + 173952026.

It is an arithmetic number, because the mean of its divisors is an integer number (2609279835).

Almost surely, 2^13220351126 is an apocalyptic number.

13220351126 is a deficient number, since it is larger than the sum of its proper divisors (7653887554).

13220351126 is a wasteful number, since it uses less digits than its factorization.

13220351126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347903998.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 13220351126 its reverse (62115302231), we get a palindrome (75335653357).

The spelling of 13220351126 in words is "thirteen billion, two hundred twenty million, three hundred fifty-one thousand, one hundred twenty-six".