20112303033 has 24 divisors (see below), whose sum is σ = 30776803200. Its totient is φ = 12612587904.

The previous prime is 20112303023. The next prime is 20112303047. The reversal of 20112303033 is 33030321102.

It is not a de Polignac number, because 20112303033 - 2¹⁸ = 20112040889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20112302997 and 20112303015.

It is not an unprimeable number, because it can be changed into a prime (20112303023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 252508 + ... + 322466.

It is an arithmetic number, because the mean of its divisors is an integer number (1282366800).

Almost surely, 2^20112303033 is an apocalyptic number.

It is an amenable number.

20112303033 is a deficient number, since it is larger than the sum of its proper divisors (10664500167).

20112303033 is a wasteful number, since it uses less digits than its factorization.

20112303033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71861 (or 71858 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 20112303033 its reverse (33030321102), we get a palindrome (53142624135).

The spelling of 20112303033 in words is "twenty billion, one hundred twelve million, three hundred three thousand, thirty-three".