2201121333 has 6 divisors (see below), whose sum is σ = 3179397494. Its totient is φ = 1467414216.

The previous prime is 2201121311. The next prime is 2201121337. The reversal of 2201121333 is 3331211022.

2201121333 is a `hidden beast` number, since 220 + 112 + 1 + 333 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2166157764 + 34963569 = 46542^2 + 5913^2 .

It is not a de Polignac number, because 2201121333 - 2⁵ = 2201121301 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 (2201121337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122284510 + ... + 122284527.

Almost surely, 2^2201121333 is an apocalyptic number.

It is an amenable number.

2201121333 is a deficient number, since it is larger than the sum of its proper divisors (978276161).

2201121333 is a wasteful number, since it uses less digits than its factorization.

2201121333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244569043 (or 244569040 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2201121333 is about 46916.1095254072. The cubic root of 2201121333 is about 1300.8123784270.

Adding to 2201121333 its reverse (3331211022), we get a palindrome (5532332355).

It can be divided in two parts, 220112 and 1333, that added together give a triangular number (221445 = T₆₆₅).

The spelling of 2201121333 in words is "two billion, two hundred one million, one hundred twenty-one thousand, three hundred thirty-three".