21232241433413 has 8 divisors (see below), whose sum is σ = 21726079814208. Its totient is φ = 20738406021984.

The previous prime is 21232241433391. The next prime is 21232241433461. The reversal of 21232241433413 is 31433414223212.

It is a happy number.

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 21232241433413 - 2¹² = 21232241429317 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 (21232241433113) 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, 21138920 + ... + 22120542.

It is an arithmetic number, because the mean of its divisors is an integer number (2715759976776).

Almost surely, 2^{21232241433413} is an apocalyptic number.

It is an amenable number.

21232241433413 is a deficient number, since it is larger than the sum of its proper divisors (493838380795).

21232241433413 is an equidigital number, since it uses as much as digits as its factorization.

21232241433413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484683.

The product of its digits is 82944, while the sum is 35.

Adding to 21232241433413 its reverse (31433414223212), we get a palindrome (52665655656625).

The spelling of 21232241433413 in words is "twenty-one trillion, two hundred thirty-two billion, two hundred forty-one million, four hundred thirty-three thousand, four hundred thirteen".