22413130021 has 8 divisors (see below), whose sum is σ = 24120592344. Its totient is φ = 20748894720.

The previous prime is 22413130001. The next prime is 22413130073. The reversal of 22413130021 is 12003131422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5800497921 + 16612632100 = 76161^2 + 128890^2 .

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 22413130021 - 2⁵ = 22413129989 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 (22413130001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10805680 + ... + 10807753.

It is an arithmetic number, because the mean of its divisors is an integer number (3015074043).

Almost surely, 2^22413130021 is an apocalyptic number.

It is an amenable number.

22413130021 is a deficient number, since it is larger than the sum of its proper divisors (1707462323).

22413130021 is a wasteful number, since it uses less digits than its factorization.

22413130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21613511.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22413130021 its reverse (12003131422), we get a palindrome (34416261443).

The spelling of 22413130021 in words is "twenty-two billion, four hundred thirteen million, one hundred thirty thousand, twenty-one".