21120223001133 has 32 divisors (see below), whose sum is σ = 28677951993600. Its totient is φ = 13822234560000.

The previous prime is 21120223001117. The next prime is 21120223001167. The reversal of 21120223001133 is 33110032202112.

It is not a de Polignac number, because 21120223001133 - 2⁴ = 21120223001117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21120223009133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612145383 + ... + 612179883.

It is an arithmetic number, because the mean of its divisors is an integer number (896185999800).

Almost surely, 2^{21120223001133} is an apocalyptic number.

It is an amenable number.

21120223001133 is a deficient number, since it is larger than the sum of its proper divisors (7557728992467).

21120223001133 is a wasteful number, since it uses less digits than its factorization.

21120223001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41013.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21120223001133 its reverse (33110032202112), we get a palindrome (54230255203245).

The spelling of 21120223001133 in words is "twenty-one trillion, one hundred twenty billion, two hundred twenty-three million, one thousand, one hundred thirty-three".