1122312303 has 48 divisors (see below), whose sum is σ = 1881562176. Its totient is φ = 631411200.

The previous prime is 1122312299. The next prime is 1122312361. The reversal of 1122312303 is 3032132211.

It is not a de Polignac number, because 1122312303 - 2² = 1122312299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122312203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1482201 + ... + 1482957.

It is an arithmetic number, because the mean of its divisors is an integer number (39199212).

Almost surely, 2^1122312303 is an apocalyptic number.

1122312303 is a deficient number, since it is larger than the sum of its proper divisors (759249873).

1122312303 is a wasteful number, since it uses less digits than its factorization.

1122312303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104 (or 1101 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1122312303 is about 33500.9298826167. The cubic root of 1122312303 is about 1039.2130088448.

Adding to 1122312303 its reverse (3032132211), we get a palindrome (4154444514).

The spelling of 1122312303 in words is "one billion, one hundred twenty-two million, three hundred twelve thousand, three hundred three".