20143232040403 has 8 divisors (see below), whose sum is σ = 20209220821296. Its totient is φ = 20077253664000.

The previous prime is 20143232040389. The next prime is 20143232040427. The reversal of 20143232040403 is 30404023234102.

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

It is a cyclic number.

It is not a de Polignac number, because 20143232040403 - 2⁹ = 20143232039891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20143232040203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1286748 + ... + 6476278.

It is an arithmetic number, because the mean of its divisors is an integer number (2526152602662).

Almost surely, 2^{20143232040403} is an apocalyptic number.

20143232040403 is a deficient number, since it is larger than the sum of its proper divisors (65988780893).

20143232040403 is a wasteful number, since it uses less digits than its factorization.

20143232040403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202245.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20143232040403 its reverse (30404023234102), we get a palindrome (50547255274505).

The spelling of 20143232040403 in words is "twenty trillion, one hundred forty-three billion, two hundred thirty-two million, forty thousand, four hundred three".