20132403012043 has 4 divisors (see below), whose sum is σ = 23008460585200. Its totient is φ = 17256345438888.

The previous prime is 20132403012017. The next prime is 20132403012067. The reversal of 20132403012043 is 34021030423102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20132403012043 - 2⁹ = 20132403011531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20132403011999 and 20132403012017.

It is not an unprimeable number, because it can be changed into a prime (20132403012443) 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, 1438028786568 + ... + 1438028786581.

It is an arithmetic number, because the mean of its divisors is an integer number (5752115146300).

Almost surely, 2^{20132403012043} is an apocalyptic number.

20132403012043 is a deficient number, since it is larger than the sum of its proper divisors (2876057573157).

20132403012043 is an equidigital number, since it uses as much as digits as its factorization.

20132403012043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2876057573156.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20132403012043 its reverse (34021030423102), we get a palindrome (54153433435145).

The spelling of 20132403012043 in words is "twenty trillion, one hundred thirty-two billion, four hundred three million, twelve thousand, forty-three".