2132200002221 has 4 divisors (see below), whose sum is σ = 2146510069500. Its totient is φ = 2117889934944.

The previous prime is 2132200002187. The next prime is 2132200002241. The reversal of 2132200002221 is 1222000022312.

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 855042349225 + 1277157652996 = 924685^2 + 1130114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132200002221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2132200002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132200002241) 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, 7155033416 + ... + 7155033713.

It is an arithmetic number, because the mean of its divisors is an integer number (536627517375).

Almost surely, 2^{2132200002221} is an apocalyptic number.

It is an amenable number.

2132200002221 is a deficient number, since it is larger than the sum of its proper divisors (14310067279).

2132200002221 is a wasteful number, since it uses less digits than its factorization.

2132200002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14310067278.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2132200002221 its reverse (1222000022312), we get a palindrome (3354200024533).

The spelling of 2132200002221 in words is "two trillion, one hundred thirty-two billion, two hundred million, two thousand, two hundred twenty-one".