1011232303 has 4 divisors (see below), whose sum is σ = 1011844240. Its totient is φ = 1010620368.

The previous prime is 1011232289. The next prime is 1011232337. The reversal of 1011232303 is 3032321101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011232303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011232363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303483 + ... + 306796.

It is an arithmetic number, because the mean of its divisors is an integer number (252961060).

Almost surely, 2^1011232303 is an apocalyptic number.

1011232303 is a deficient number, since it is larger than the sum of its proper divisors (611937).

1011232303 is an equidigital number, since it uses as much as digits as its factorization.

1011232303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611936.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1011232303 is about 31799.8789777571. The cubic root of 1011232303 is about 1003.7301695345.

Adding to 1011232303 its reverse (3032321101), we get a palindrome (4043553404).

The spelling of 1011232303 in words is "one billion, eleven million, two hundred thirty-two thousand, three hundred three".