21333133196 has 24 divisors (see below), whose sum is σ = 41609519280. Its totient is φ = 9510746112.

The previous prime is 21333133193. The next prime is 21333133231. The reversal of 21333133196 is 69133133312.

It is not an unprimeable number, because it can be changed into a prime (21333133193) 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, 8254565 + ... + 8257148.

It is an arithmetic number, because the mean of its divisors is an integer number (1733729970).

Almost surely, 2^21333133196 is an apocalyptic number.

It is an amenable number.

21333133196 is a deficient number, since it is larger than the sum of its proper divisors (20276386084).

21333133196 is a wasteful number, since it uses less digits than its factorization.

21333133196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16511753 (or 16511751 counting only the distinct ones).

The product of its digits is 26244, while the sum is 35.

The spelling of 21333133196 in words is "twenty-one billion, three hundred thirty-three million, one hundred thirty-three thousand, one hundred ninety-six".