21334111214233 has 4 divisors (see below), whose sum is σ = 22022308350208. Its totient is φ = 20645914078260.

The previous prime is 21334111214201. The next prime is 21334111214287. The reversal of 21334111214233 is 33241211143312.

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 21334111214233 - 2⁵ = 21334111214201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 688197135943 = 21334111214233 / (2 + 1 + 3 + 3 + 4 + 1 + 1 + 1 + 2 + 1 + 4 + 2 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21334111214195 and 21334111214204.

It is not an unprimeable number, because it can be changed into a prime (21334111214033) 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, 344098567941 + ... + 344098568002.

It is an arithmetic number, because the mean of its divisors is an integer number (5505577087552).

Almost surely, 2^{21334111214233} is an apocalyptic number.

It is an amenable number.

21334111214233 is a deficient number, since it is larger than the sum of its proper divisors (688197135975).

21334111214233 is an equidigital number, since it uses as much as digits as its factorization.

21334111214233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688197135974.

The product of its digits is 10368, while the sum is 31.

Adding to 21334111214233 its reverse (33241211143312), we get a palindrome (54575322357545).

The spelling of 21334111214233 in words is "twenty-one trillion, three hundred thirty-four billion, one hundred eleven million, two hundred fourteen thousand, two hundred thirty-three".