20130202032443 has 4 divisors (see below), whose sum is σ = 21189686349960. Its totient is φ = 19070717714928.

The previous prime is 20130202032407. The next prime is 20130202032449. The reversal of 20130202032443 is 34423020203102.

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 20130202032443 - 2²² = 20130197838139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20130202032449) 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, 529742158730 + ... + 529742158767.

It is an arithmetic number, because the mean of its divisors is an integer number (5297421587490).

Almost surely, 2^{20130202032443} is an apocalyptic number.

20130202032443 is a deficient number, since it is larger than the sum of its proper divisors (1059484317517).

20130202032443 is a wasteful number, since it uses less digits than its factorization.

20130202032443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059484317516.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 20130202032443 its reverse (34423020203102), we get a palindrome (54553222235545).

The spelling of 20130202032443 in words is "twenty trillion, one hundred thirty billion, two hundred two million, thirty-two thousand, four hundred forty-three".