22003104413021 has 4 divisors (see below), whose sum is σ = 22003143778044. Its totient is φ = 22003065048000.

The previous prime is 22003104413011. The next prime is 22003104413027. The reversal of 22003104413021 is 12031440130022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7700147707396 + 14302956705625 = 2774914^2 + 3781925^2 .

It is a cyclic number.

It is not a de Polignac number, because 22003104413021 - 2⁶ = 22003104412957 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 (22003104413027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18831830 + ... + 19966071.

It is an arithmetic number, because the mean of its divisors is an integer number (5500785944511).

Almost surely, 2^{22003104413021} is an apocalyptic number.

It is an amenable number.

22003104413021 is a deficient number, since it is larger than the sum of its proper divisors (39365023).

22003104413021 is an equidigital number, since it uses as much as digits as its factorization.

22003104413021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39365022.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22003104413021 its reverse (12031440130022), we get a palindrome (34034544543043).

The spelling of 22003104413021 in words is "twenty-two trillion, three billion, one hundred four million, four hundred thirteen thousand, twenty-one".