21202233122003 has 16 divisors (see below), whose sum is σ = 21310369680000. Its totient is φ = 21094266436992.

The previous prime is 21202233121967. The next prime is 21202233122027. The reversal of 21202233122003 is 30022133220212.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21202233122003 is a prime.

It is a super-3 number, since 3×21202233122003³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21202233122003.

It is not an unprimeable number, because it can be changed into a prime (21202233124003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2457086093 + ... + 2457094721.

It is an arithmetic number, because the mean of its divisors is an integer number (1331898105000).

Almost surely, 2^{21202233122003} is an apocalyptic number.

21202233122003 is a deficient number, since it is larger than the sum of its proper divisors (108136557997).

21202233122003 is a wasteful number, since it uses less digits than its factorization.

21202233122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17054.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21202233122003 its reverse (30022133220212), we get a palindrome (51224366342215).

The spelling of 21202233122003 in words is "twenty-one trillion, two hundred two billion, two hundred thirty-three million, one hundred twenty-two thousand, three".