21333133022 has 8 divisors (see below), whose sum is σ = 32005556400. Its totient is φ = 10664614224.

The previous prime is 21333133007. The next prime is 21333133037. The reversal of 21333133022 is 22033133312.

It is an interprime number because it is at equal distance from previous prime (21333133007) and next prime (21333133037).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962447 + ... + 984362.

It is an arithmetic number, because the mean of its divisors is an integer number (4000694550).

Almost surely, 2^21333133022 is an apocalyptic number.

21333133022 is a deficient number, since it is larger than the sum of its proper divisors (10672423378).

21333133022 is a wasteful number, since it uses less digits than its factorization.

21333133022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952290.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 21333133022 its reverse (22033133312), we get a palindrome (43366266334).

The spelling of 21333133022 in words is "twenty-one billion, three hundred thirty-three million, one hundred thirty-three thousand, twenty-two".