21233100033332 has 24 divisors (see below), whose sum is σ = 41140931956320. Its totient is φ = 9507358222560.

The previous prime is 21233100033331. The next prime is 21233100033371. The reversal of 21233100033332 is 23333000133212.

It is a happy number.

It is a super-2 number, since 2×21233100033332² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21233100033331) 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, 3601269107 + ... + 3601275002.

It is an arithmetic number, because the mean of its divisors is an integer number (1714205498180).

Almost surely, 2^{21233100033332} is an apocalyptic number.

21233100033332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21233100033332 is a deficient number, since it is larger than the sum of its proper divisors (19907831922988).

21233100033332 is a wasteful number, since it uses less digits than its factorization.

21233100033332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7202544191 (or 7202544189 counting only the distinct ones).

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

Adding to 21233100033332 its reverse (23333000133212), we get a palindrome (44566100166544).

The spelling of 21233100033332 in words is "twenty-one trillion, two hundred thirty-three billion, one hundred million, thirty-three thousand, three hundred thirty-two".