21230231300333 has 8 divisors (see below), whose sum is σ = 23163079950336. Its totient is φ = 19297853920800.

The previous prime is 21230231300297. The next prime is 21230231300371. The reversal of 21230231300333 is 33300313203212.

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 a de Polignac number, because none of the positive numbers 2^k-21230231300333 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 (21230231300633) 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, 117723416 + ... + 117903617.

It is an arithmetic number, because the mean of its divisors is an integer number (2895384993792).

Almost surely, 2^{21230231300333} is an apocalyptic number.

It is an amenable number.

21230231300333 is a deficient number, since it is larger than the sum of its proper divisors (1932848650003).

21230231300333 is a wasteful number, since it uses less digits than its factorization.

21230231300333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235635235.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 21230231300333 its reverse (33300313203212), we get a palindrome (54530544503545).

The spelling of 21230231300333 in words is "twenty-one trillion, two hundred thirty billion, two hundred thirty-one million, three hundred thousand, three hundred thirty-three".