20432214210344 has 16 divisors (see below), whose sum is σ = 38310454033920. Its totient is φ = 10216093134640.

The previous prime is 20432214210313. The next prime is 20432214210347. The reversal of 20432214210344 is 44301241223402.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20432214210344.

It is not an unprimeable number, because it can be changed into a prime (20432214210347) 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, 7113497 + ... + 9563799.

It is an arithmetic number, because the mean of its divisors is an integer number (2394403377120).

Almost surely, 2^{20432214210344} is an apocalyptic number.

It is an amenable number.

20432214210344 is a deficient number, since it is larger than the sum of its proper divisors (17878239823576).

20432214210344 is a wasteful number, since it uses less digits than its factorization.

20432214210344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492640 (or 3492636 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 20432214210344 its reverse (44301241223402), we get a palindrome (64733455433746).

The spelling of 20432214210344 in words is "twenty trillion, four hundred thirty-two billion, two hundred fourteen million, two hundred ten thousand, three hundred forty-four".