2221130332033 has 4 divisors (see below), whose sum is σ = 2222630083908. Its totient is φ = 2219630580160.

The previous prime is 2221130331983. The next prime is 2221130332049. The reversal of 2221130332033 is 3302330311222.

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 516374462464 + 1704755869569 = 718592^2 + 1305663^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2221130332033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2221130331989 and 2221130332007.

It is not an unprimeable number, because it can be changed into a prime (2221130335033) 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 3 ways as a sum of consecutive naturals, for example, 749873716 + ... + 749876677.

It is an arithmetic number, because the mean of its divisors is an integer number (555657520977).

Almost surely, 2^{2221130332033} is an apocalyptic number.

It is an amenable number.

2221130332033 is a deficient number, since it is larger than the sum of its proper divisors (1499751875).

2221130332033 is a wasteful number, since it uses less digits than its factorization.

2221130332033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499751874.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 2221130332033 its reverse (3302330311222), we get a palindrome (5523460643255).

The spelling of 2221130332033 in words is "two trillion, two hundred twenty-one billion, one hundred thirty million, three hundred thirty-two thousand, thirty-three".