21111302113033 has 8 divisors (see below), whose sum is σ = 23103162855360. Its totient is φ = 19131549947280.

The previous prime is 21111302113001. The next prime is 21111302113067. The reversal of 21111302113033 is 33031120311112.

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 21111302113033 - 2⁵ = 21111302113001 is a prime.

It is a super-2 number, since 2×21111302113033² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21111302112995 and 21111302113013.

It is not an unprimeable number, because it can be changed into a prime (21111302113633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3027140493 + ... + 3027147466.

It is an arithmetic number, because the mean of its divisors is an integer number (2887895356920).

Almost surely, 2^{21111302113033} is an apocalyptic number.

It is an amenable number.

21111302113033 is a deficient number, since it is larger than the sum of its proper divisors (1991860742327).

21111302113033 is a wasteful number, since it uses less digits than its factorization.

21111302113033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6054288287.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 21111302113033 its reverse (33031120311112), we get a palindrome (54142422424145).

The spelling of 21111302113033 in words is "twenty-one trillion, one hundred eleven billion, three hundred two million, one hundred thirteen thousand, thirty-three".