1301232203 has 4 divisors (see below), whose sum is σ = 1325783808. Its totient is φ = 1276680600.

The previous prime is 1301232181. The next prime is 1301232239. The reversal of 1301232203 is 3022321031.

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 1301232203 - 2¹⁸ = 1300970059 is a prime.

It is a super-2 number, since 2×1301232203² = 3386410492248466418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301232253) 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 in 3 ways as a sum of consecutive naturals, for example, 12275723 + ... + 12275828.

It is an arithmetic number, because the mean of its divisors is an integer number (331445952).

Almost surely, 2^1301232203 is an apocalyptic number.

1301232203 is a deficient number, since it is larger than the sum of its proper divisors (24551605).

1301232203 is an equidigital number, since it uses as much as digits as its factorization.

1301232203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24551604.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1301232203 is about 36072.5962885956. The cubic root of 1301232203 is about 1091.7375991929.

Adding to 1301232203 its reverse (3022321031), we get a palindrome (4323553234).

The spelling of 1301232203 in words is "one billion, three hundred one million, two hundred thirty-two thousand, two hundred three".