21333202112033 has 4 divisors (see below), whose sum is σ = 24380802413760. Its totient is φ = 18285601810308.

The previous prime is 21333202112023. The next prime is 21333202112063. The reversal of 21333202112033 is 33021120233312.

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 not a de Polignac number, because 21333202112033 - 2²² = 21333197917729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21333202111993 and 21333202112011.

It is not an unprimeable number, because it can be changed into a prime (21333202112023) 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, 1523800150853 + ... + 1523800150866.

It is an arithmetic number, because the mean of its divisors is an integer number (6095200603440).

Almost surely, 2^{21333202112033} is an apocalyptic number.

It is an amenable number.

21333202112033 is a deficient number, since it is larger than the sum of its proper divisors (3047600301727).

21333202112033 is an equidigital number, since it uses as much as digits as its factorization.

21333202112033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047600301726.

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

Adding to 21333202112033 its reverse (33021120233312), we get a palindrome (54354322345345).

The spelling of 21333202112033 in words is "twenty-one trillion, three hundred thirty-three billion, two hundred two million, one hundred twelve thousand, thirty-three".