2216333701 has 4 divisors (see below), whose sum is σ = 2258151372. Its totient is φ = 2174516032.

The previous prime is 2216333699. The next prime is 2216333719. The reversal of 2216333701 is 1073336122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1073336122 = 2 ⋅536668061.

It can be written as a sum of positive squares in 2 ways, for example, as 1804040676 + 412293025 = 42474^2 + 20305^2 .

It is a cyclic number.

It is not a de Polignac number, because 2216333701 - 2¹ = 2216333699 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 2216333701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216333201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20908756 + ... + 20908861.

It is an arithmetic number, because the mean of its divisors is an integer number (564537843).

Almost surely, 2^2216333701 is an apocalyptic number.

It is an amenable number.

2216333701 is a deficient number, since it is larger than the sum of its proper divisors (41817671).

2216333701 is an equidigital number, since it uses as much as digits as its factorization.

2216333701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41817670.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 2216333701 is about 47077.9534495713. The cubic root of 2216333701 is about 1303.8022217279.

Adding to 2216333701 its reverse (1073336122), we get a palindrome (3289669823).

The spelling of 2216333701 in words is "two billion, two hundred sixteen million, three hundred thirty-three thousand, seven hundred one".