30323112303 has 32 divisors (see below), whose sum is σ = 46040832000. Its totient is φ = 17584934400.

The previous prime is 30323112299. The next prime is 30323112307. The reversal of 30323112303 is 30321132303.

It is an interprime number because it is at equal distance from previous prime (30323112299) and next prime (30323112307).

It is not a de Polignac number, because 30323112303 - 2² = 30323112299 is a prime.

It is a super-2 number, since 2×30323112303² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30323112303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30323112307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75478 + ... + 257571.

It is an arithmetic number, because the mean of its divisors is an integer number (1438776000).

Almost surely, 2^30323112303 is an apocalyptic number.

30323112303 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

30323112303 is a deficient number, since it is larger than the sum of its proper divisors (15717719697).

30323112303 is a wasteful number, since it uses less digits than its factorization.

30323112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333183.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 30323112303 its reverse (30321132303), we get a palindrome (60644244606).

The spelling of 30323112303 in words is "thirty billion, three hundred twenty-three million, one hundred twelve thousand, three hundred three".