21233013122033 has 16 divisors (see below), whose sum is σ = 22439564904960. Its totient is φ = 20058360168000.

The previous prime is 21233013122003. The next prime is 21233013122047. The reversal of 21233013122033 is 33022131033212.

It is not a de Polignac number, because 21233013122033 - 2²⁸ = 21232744686577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21233013121993 and 21233013122011.

It is not an unprimeable number, because it can be changed into a prime (21233013122003) 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, 1908383 + ... + 6790283.

It is an arithmetic number, because the mean of its divisors is an integer number (1402472806560).

Almost surely, 2^{21233013122033} is an apocalyptic number.

It is an amenable number.

21233013122033 is a deficient number, since it is larger than the sum of its proper divisors (1206551782927).

21233013122033 is a wasteful number, since it uses less digits than its factorization.

21233013122033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4885168.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 21233013122033 its reverse (33022131033212), we get a palindrome (54255144155245).

The spelling of 21233013122033 in words is "twenty-one trillion, two hundred thirty-three billion, thirteen million, one hundred twenty-two thousand, thirty-three".