21041122010233 has 16 divisors (see below), whose sum is σ = 22687427911680. Its totient is φ = 19398790848384.

The previous prime is 21041122010221. The next prime is 21041122010239. The reversal of 21041122010233 is 33201022114012.

It is a cyclic number.

It is not a de Polignac number, because 21041122010233 - 2¹³ = 21041122002041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21041122010239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54823560 + ... + 55206022.

It is an arithmetic number, because the mean of its divisors is an integer number (1417964244480).

Almost surely, 2^{21041122010233} is an apocalyptic number.

It is an amenable number.

21041122010233 is a deficient number, since it is larger than the sum of its proper divisors (1646305901447).

21041122010233 is a wasteful number, since it uses less digits than its factorization.

21041122010233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387648.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 21041122010233 its reverse (33201022114012), we get a palindrome (54242144124245).

The spelling of 21041122010233 in words is "twenty-one trillion, forty-one billion, one hundred twenty-two million, ten thousand, two hundred thirty-three".