21033313201011 has 8 divisors (see below), whose sum is σ = 28044600989904. Its totient is φ = 14022117106400.

The previous prime is 21033313200983. The next prime is 21033313201027. The reversal of 21033313201011 is 11010231333012.

It is a happy number.

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 21033313201011 - 2¹³ = 21033313192819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21033313201711) 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, 22386540 + ... + 23307161.

It is an arithmetic number, because the mean of its divisors is an integer number (3505575123738).

Almost surely, 2^{21033313201011} is an apocalyptic number.

21033313201011 is a deficient number, since it is larger than the sum of its proper divisors (7011287788893).

21033313201011 is a wasteful number, since it uses less digits than its factorization.

21033313201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45847141.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 21033313201011 its reverse (11010231333012), we get a palindrome (32043544534023).

The spelling of 21033313201011 in words is "twenty-one trillion, thirty-three billion, three hundred thirteen million, two hundred one thousand, eleven".