21033102111233 has 8 divisors (see below), whose sum is σ = 21128268944640. Its totient is φ = 20938079363040.

The previous prime is 21033102111227. The next prime is 21033102111239. The reversal of 21033102111233 is 33211120133012.

It is an interprime number because it is at equal distance from previous prime (21033102111227) and next prime (21033102111239).

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 21033102111233 - 2²⁰ = 21033101062657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21033102111199 and 21033102111208.

It is not an unprimeable number, because it can be changed into a prime (21033102111239) 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, 35728685 + ... + 36312602.

It is an arithmetic number, because the mean of its divisors is an integer number (2641033618080).

Almost surely, 2^{21033102111233} is an apocalyptic number.

It is an amenable number.

21033102111233 is a deficient number, since it is larger than the sum of its proper divisors (95166833407).

21033102111233 is a wasteful number, since it uses less digits than its factorization.

21033102111233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72042607.

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

Adding to 21033102111233 its reverse (33211120133012), we get a palindrome (54244222244245).

The spelling of 21033102111233 in words is "twenty-one trillion, thirty-three billion, one hundred two million, one hundred eleven thousand, two hundred thirty-three".