21131120002333 has 8 divisors (see below), whose sum is σ = 23052647167200. Its totient is φ = 19209678880080.

The previous prime is 21131120002273. The next prime is 21131120002339. The reversal of 21131120002333 is 33320002113112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21131120002333 - 2¹⁷ = 21131119871261 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 (21131120002339) 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, 20996610 + ... + 21979987.

It is an arithmetic number, because the mean of its divisors is an integer number (2881580895900).

Almost surely, 2^{21131120002333} is an apocalyptic number.

It is an amenable number.

21131120002333 is a deficient number, since it is larger than the sum of its proper divisors (1921527164867).

21131120002333 is a wasteful number, since it uses less digits than its factorization.

21131120002333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43021307.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 21131120002333 its reverse (33320002113112), we get a palindrome (54451122115445).

The spelling of 21131120002333 in words is "twenty-one trillion, one hundred thirty-one billion, one hundred twenty million, two thousand, three hundred thirty-three".