13012223422 has 16 divisors (see below), whose sum is σ = 21313868400. Its totient is φ = 5908775040.

The previous prime is 13012223417. The next prime is 13012223437. The reversal of 13012223422 is 22432221031.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 13012223393 and 13012223402.

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 7 ways as a sum of consecutive naturals, for example, 270897 + ... + 315292.

It is an arithmetic number, because the mean of its divisors is an integer number (1332116775).

Almost surely, 2^13012223422 is an apocalyptic number.

13012223422 is a deficient number, since it is larger than the sum of its proper divisors (8301644978).

13012223422 is a wasteful number, since it uses less digits than its factorization.

13012223422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587211.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13012223422 its reverse (22432221031), we get a palindrome (35444444453).

The spelling of 13012223422 in words is "thirteen billion, twelve million, two hundred twenty-three thousand, four hundred twenty-two".