13422140421232 has 20 divisors (see below), whose sum is σ = 26031638668096. Its totient is φ = 6704298184320.

The previous prime is 13422140421197. The next prime is 13422140421233. The reversal of 13422140421232 is 23212404122431.

It is a junction number, because it is equal to n+sod(n) for n = 13422140421194 and 13422140421203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13422140421233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423235293 + ... + 423267004.

Almost surely, 2^{13422140421232} is an apocalyptic number.

It is an amenable number.

13422140421232 is a deficient number, since it is larger than the sum of its proper divisors (12609498246864).

13422140421232 is an equidigital number, since it uses as much as digits as its factorization.

13422140421232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846503296 (or 846503290 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 13422140421232 its reverse (23212404122431), we get a palindrome (36634544543663).

The spelling of 13422140421232 in words is "thirteen trillion, four hundred twenty-two billion, one hundred forty million, four hundred twenty-one thousand, two hundred thirty-two".