2203432001 has 4 divisors (see below), whose sum is σ = 2209674372. Its totient is φ = 2197189632.

The previous prime is 2203431983. The next prime is 2203432009. The reversal of 2203432001 is 1002343022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1002343022 = 2 ⋅501171511.

It can be written as a sum of positive squares in 2 ways, for example, as 486158401 + 1717273600 = 22049^2 + 41440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2203432001 is a prime.

It is a super-2 number, since 2×2203432001² = 9710225166061728002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2203432009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3120656 + ... + 3121361.

It is an arithmetic number, because the mean of its divisors is an integer number (552418593).

Almost surely, 2^2203432001 is an apocalyptic number.

It is an amenable number.

2203432001 is a deficient number, since it is larger than the sum of its proper divisors (6242371).

2203432001 is an equidigital number, since it uses as much as digits as its factorization.

2203432001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6242370.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2203432001 is about 46940.7285946863. The cubic root of 2203432001 is about 1301.2674032251.

Adding to 2203432001 its reverse (1002343022), we get a palindrome (3205775023).

The spelling of 2203432001 in words is "two billion, two hundred three million, four hundred thirty-two thousand, one".