21141312300233 has 4 divisors (see below), whose sum is σ = 21141342709200. Its totient is φ = 21141281891268.

The previous prime is 21141312300223. The next prime is 21141312300271. The reversal of 21141312300233 is 33200321314112.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 21141312300233 - 2³⁰ = 21140238558409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21141312300223) 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, 14136635 + ... + 15560432.

It is an arithmetic number, because the mean of its divisors is an integer number (5285335677300).

Almost surely, 2^{21141312300233} is an apocalyptic number.

It is an amenable number.

21141312300233 is a deficient number, since it is larger than the sum of its proper divisors (30408967).

21141312300233 is an equidigital number, since it uses as much as digits as its factorization.

21141312300233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30408966.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 21141312300233 its reverse (33200321314112), we get a palindrome (54341633614345).

The spelling of 21141312300233 in words is "twenty-one trillion, one hundred forty-one billion, three hundred twelve million, three hundred thousand, two hundred thirty-three".