13422221463 has 56 divisors (see below), whose sum is σ = 22117043952. Its totient is φ = 7215446784.

The previous prime is 13422221459. The next prime is 13422221479. The reversal of 13422221463 is 36412222431.

It is not a de Polignac number, because 13422221463 - 2² = 13422221459 is a prime.

13422221463 is a modest number, since divided by 221463 gives 13422 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 13422221463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13422221563) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 5998981 + ... + 6001217.

Almost surely, 2^13422221463 is an apocalyptic number.

13422221463 is a deficient number, since it is larger than the sum of its proper divisors (8694822489).

13422221463 is an frugal number, since it uses more digits than its factorization.

13422221463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299 (or 2264 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

Adding to 13422221463 its reverse (36412222431), we get a palindrome (49834443894).

The spelling of 13422221463 in words is "thirteen billion, four hundred twenty-two million, two hundred twenty-one thousand, four hundred sixty-three".