21233041083 has 16 divisors (see below), whose sum is σ = 31489403040. Its totient is φ = 14140490112.

The previous prime is 21233041069. The next prime is 21233041103. The reversal of 21233041083 is 38014033212.

21233041083 is a `hidden beast` number, since 212 + 3 + 30 + 410 + 8 + 3 = 666.

It is not a de Polignac number, because 21233041083 - 2⁵ = 21233041051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (21233041003) 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, 386866 + ... + 438327.

It is an arithmetic number, because the mean of its divisors is an integer number (1968087690).

Almost surely, 2^21233041083 is an apocalyptic number.

21233041083 is a deficient number, since it is larger than the sum of its proper divisors (10256361957).

21233041083 is an equidigital number, since it uses as much as digits as its factorization.

21233041083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826155 (or 826149 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 21233041083 its reverse (38014033212), we get a palindrome (59247074295).

The spelling of 21233041083 in words is "twenty-one billion, two hundred thirty-three million, forty-one thousand, eighty-three".