1012321303 has 8 divisors (see below), whose sum is σ = 1157936000. Its totient is φ = 866955960.

The previous prime is 1012321301. The next prime is 1012321307. The reversal of 1012321303 is 3031232101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012321303 - 2¹ = 1012321301 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 (1012321301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53553 + ... + 69946.

It is an arithmetic number, because the mean of its divisors is an integer number (144742000).

Almost surely, 2^1012321303 is an apocalyptic number.

1012321303 is a deficient number, since it is larger than the sum of its proper divisors (145614697).

1012321303 is a wasteful number, since it uses less digits than its factorization.

1012321303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124677.

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

The square root of 1012321303 is about 31816.9970770342. The cubic root of 1012321303 is about 1004.0903472476.

Adding to 1012321303 its reverse (3031232101), we get a palindrome (4043553404).

The spelling of 1012321303 in words is "one billion, twelve million, three hundred twenty-one thousand, three hundred three".