400344132203 has 2 divisors, whose sum is σ = 400344132204. Its totient is φ = 400344132202.

The previous prime is 400344132169. The next prime is 400344132211. The reversal of 400344132203 is 302231443004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 400344132203 - 2¹⁶ = 400344066667 is a prime.

It is not a weakly prime, because it can be changed into another prime (400344137203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200172066101 + 200172066102.

It is an arithmetic number, because the mean of its divisors is an integer number (200172066102).

Almost surely, 2^400344132203 is an apocalyptic number.

400344132203 is a deficient number, since it is larger than the sum of its proper divisors (1).

400344132203 is an equidigital number, since it uses as much as digits as its factorization.

400344132203 is an odious number, because the sum of its binary digits is odd.

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

Adding to 400344132203 its reverse (302231443004), we get a palindrome (702575575207).

The spelling of 400344132203 in words is "four hundred billion, three hundred forty-four million, one hundred thirty-two thousand, two hundred three".