21133302213191 has 16 divisors (see below), whose sum is σ = 24168131140608. Its totient is φ = 18102422052000.

The previous prime is 21133302213181. The next prime is 21133302213197. The reversal of 21133302213191 is 19131220333112.

It is a cyclic number.

It is not a de Polignac number, because 21133302213191 - 2²⁶ = 21133235104327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21133302213197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115201241 + ... + 115384541.

It is an arithmetic number, because the mean of its divisors is an integer number (1510508196288).

Almost surely, 2^{21133302213191} is an apocalyptic number.

21133302213191 is a deficient number, since it is larger than the sum of its proper divisors (3034828927417).

21133302213191 is a wasteful number, since it uses less digits than its factorization.

21133302213191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193982.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 21133302213191 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred two million, two hundred thirteen thousand, one hundred ninety-one".