2221100120333 has 8 divisors (see below), whose sum is σ = 2236601921400. Its totient is φ = 2205606254080.

The previous prime is 2221100120293. The next prime is 2221100120389. The reversal of 2221100120333 is 3330210011222.

It can be written as a sum of positive squares in 4 ways, for example, as 19594960324 + 2201505160009 = 139982^2 + 1483747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2221100120333 - 2¹² = 2221100116237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221100120033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421360 + ... + 2542137.

It is an arithmetic number, because the mean of its divisors is an integer number (279575240175).

Almost surely, 2^{2221100120333} is an apocalyptic number.

It is an amenable number.

2221100120333 is a deficient number, since it is larger than the sum of its proper divisors (15501801067).

2221100120333 is a wasteful number, since it uses less digits than its factorization.

2221100120333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3967407.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2221100120333 its reverse (3330210011222), we get a palindrome (5551310131555).

The spelling of 2221100120333 in words is "two trillion, two hundred twenty-one billion, one hundred million, one hundred twenty thousand, three hundred thirty-three".