20213323013 has 8 divisors (see below), whose sum is σ = 22714637568. Its totient is φ = 17847214704.

The previous prime is 20213323007. The next prime is 20213323043. The reversal of 20213323013 is 31032331202.

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 20213323013 - 2⁸ = 20213322757 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 (20213323043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33801245 + ... + 33801842.

It is an arithmetic number, because the mean of its divisors is an integer number (2839329696).

Almost surely, 2^20213323013 is an apocalyptic number.

20213323013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20213323013 is a deficient number, since it is larger than the sum of its proper divisors (2501314555).

20213323013 is a wasteful number, since it uses less digits than its factorization.

20213323013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67603123.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20213323013 its reverse (31032331202), we get a palindrome (51245654215).

The spelling of 20213323013 in words is "twenty billion, two hundred thirteen million, three hundred twenty-three thousand, thirteen".