32400042203 has 4 divisors (see below), whose sum is σ = 33011363808. Its totient is φ = 31788720600.

The previous prime is 32400042139. The next prime is 32400042217. The reversal of 32400042203 is 30224000423.

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 32400042203 - 2⁶ = 32400042139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32400042503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305660723 + ... + 305660828.

It is an arithmetic number, because the mean of its divisors is an integer number (8252840952).

Almost surely, 2^32400042203 is an apocalyptic number.

32400042203 is a deficient number, since it is larger than the sum of its proper divisors (611321605).

32400042203 is an equidigital number, since it uses as much as digits as its factorization.

32400042203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611321604.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 32400042203 its reverse (30224000423), we get a palindrome (62624042626).

The spelling of 32400042203 in words is "thirty-two billion, four hundred million, forty-two thousand, two hundred three".