401231203 has 2 divisors, whose sum is σ = 401231204. Its totient is φ = 401231202.

The previous prime is 401231197. The next prime is 401231209. The reversal of 401231203 is 302132104.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (401231197) and next prime (401231209).

It is a cyclic number.

It is not a de Polignac number, because 401231203 - 2⁹ = 401230691 is a prime.

It is not a weakly prime, because it can be changed into another prime (401231209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200615601 + 200615602.

It is an arithmetic number, because the mean of its divisors is an integer number (200615602).

Almost surely, 2^401231203 is an apocalyptic number.

401231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

401231203 is an equidigital number, since it uses as much as digits as its factorization.

401231203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 401231203 is about 20030.7564260564. The cubic root of 401231203 is about 737.5614905351.

Adding to 401231203 its reverse (302132104), we get a palindrome (703363307).

Subtracting from 401231203 its reverse (302132104), we obtain a palindrome (99099099).

The spelling of 401231203 in words is "four hundred one million, two hundred thirty-one thousand, two hundred three".