20211132002233 has 4 divisors (see below), whose sum is σ = 20389991577588. Its totient is φ = 20032272426880.

The previous prime is 20211132002221. The next prime is 20211132002291. The reversal of 20211132002233 is 33220023111202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4556551313664 + 15654580688569 = 2134608^2 + 3956587^2 .

It is a cyclic number.

It is not a de Polignac number, because 20211132002233 - 2²¹ = 20211129905081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20211132002293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89429787508 + ... + 89429787733.

It is an arithmetic number, because the mean of its divisors is an integer number (5097497894397).

Almost surely, 2^{20211132002233} is an apocalyptic number.

It is an amenable number.

20211132002233 is a deficient number, since it is larger than the sum of its proper divisors (178859575355).

20211132002233 is a wasteful number, since it uses less digits than its factorization.

20211132002233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178859575354.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20211132002233 its reverse (33220023111202), we get a palindrome (53431155113435).

The spelling of 20211132002233 in words is "twenty trillion, two hundred eleven billion, one hundred thirty-two million, two thousand, two hundred thirty-three".