20333044313 has 4 divisors (see below), whose sum is σ = 21403204560. Its totient is φ = 19262884068.

The previous prime is 20333044309. The next prime is 20333044337. The reversal of 20333044313 is 31344033302.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20333044313 - 2² = 20333044309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20333044813) 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 3 ways as a sum of consecutive naturals, for example, 535080095 + ... + 535080132.

It is an arithmetic number, because the mean of its divisors is an integer number (5350801140).

Almost surely, 2^20333044313 is an apocalyptic number.

It is an amenable number.

20333044313 is a deficient number, since it is larger than the sum of its proper divisors (1070160247).

20333044313 is a wasteful number, since it uses less digits than its factorization.

20333044313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070160246.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 20333044313 its reverse (31344033302), we get a palindrome (51677077615).

The spelling of 20333044313 in words is "twenty billion, three hundred thirty-three million, forty-four thousand, three hundred thirteen".