22003332013 has 8 divisors (see below), whose sum is σ = 24336326168. Its totient is φ = 19761827904.

The previous prime is 22003331989. The next prime is 22003332017. The reversal of 22003332013 is 31023330022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7510302244 + 14493029769 = 86662^2 + 120387^2 .

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

It is not a de Polignac number, because 22003332013 - 2²¹ = 22001234861 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 (22003332017) 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, 22872006 + ... + 22872967.

It is an arithmetic number, because the mean of its divisors is an integer number (3042040771).

Almost surely, 2^22003332013 is an apocalyptic number.

It is an amenable number.

22003332013 is a deficient number, since it is larger than the sum of its proper divisors (2332994155).

22003332013 is a wasteful number, since it uses less digits than its factorization.

22003332013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45745023.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 22003332013 its reverse (31023330022), we get a palindrome (53026662035).

The spelling of 22003332013 in words is "twenty-two billion, three million, three hundred thirty-two thousand, thirteen".