21223310122133 has 16 divisors (see below), whose sum is σ = 24275662227456. Its totient is φ = 18176076460080.

The previous prime is 21223310122121. The next prime is 21223310122141. The reversal of 21223310122133 is 33122101332212.

It is not a de Polignac number, because 21223310122133 - 2⁸ = 21223310121877 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 (21223310122633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44331560 + ... + 44807742.

It is an arithmetic number, because the mean of its divisors is an integer number (1517228889216).

Almost surely, 2^{21223310122133} is an apocalyptic number.

It is an amenable number.

21223310122133 is a deficient number, since it is larger than the sum of its proper divisors (3052352105323).

21223310122133 is a wasteful number, since it uses less digits than its factorization.

21223310122133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481544.

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

Adding to 21223310122133 its reverse (33122101332212), we get a palindrome (54345411454345).

The spelling of 21223310122133 in words is "twenty-one trillion, two hundred twenty-three billion, three hundred ten million, one hundred twenty-two thousand, one hundred thirty-three".