21033311113022 has 16 divisors (see below), whose sum is σ = 34533885335712. Its totient is φ = 9548539722720.

The previous prime is 21033311113021. The next prime is 21033311113037. The reversal of 21033311113022 is 22031111333012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21033311113021) 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, 6630928778 + ... + 6630931949.

It is an arithmetic number, because the mean of its divisors is an integer number (2158367833482).

Almost surely, 2^{21033311113022} is an apocalyptic number.

21033311113022 is a deficient number, since it is larger than the sum of its proper divisors (13500574222690).

21033311113022 is a wasteful number, since it uses less digits than its factorization.

21033311113022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13261860803.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 21033311113022 its reverse (22031111333012), we get a palindrome (43064422446034).

The spelling of 21033311113022 in words is "twenty-one trillion, thirty-three billion, three hundred eleven million, one hundred thirteen thousand, twenty-two".