22103243003021 has 12 divisors (see below), whose sum is σ = 22630316338368. Its totient is φ = 21588173939304.

The previous prime is 22103243002969. The next prime is 22103243003041. The reversal of 22103243003021 is 12030034230122.

It is not a de Polignac number, because 22103243003021 - 2¹⁰ = 22103243001997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22103243003041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39592796 + ... + 40147178.

It is an arithmetic number, because the mean of its divisors is an integer number (1885859694864).

Almost surely, 2^{22103243003021} is an apocalyptic number.

It is an amenable number.

22103243003021 is a deficient number, since it is larger than the sum of its proper divisors (527073335347).

22103243003021 is an equidigital number, since it uses as much as digits as its factorization.

22103243003021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576032 (or 575989 counting only the distinct ones).

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

Adding to 22103243003021 its reverse (12030034230122), we get a palindrome (34133277233143).

The spelling of 22103243003021 in words is "twenty-two trillion, one hundred three billion, two hundred forty-three million, three thousand, twenty-one".