2232201121 has 4 divisors (see below), whose sum is σ = 2268794644. Its totient is φ = 2195607600.

The previous prime is 2232201061. The next prime is 2232201161. The reversal of 2232201121 is 1211022322.

It is a happy number.

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 157854096 + 2074347025 = 12564^2 + 45545^2 .

It is a cyclic number.

It is not a de Polignac number, because 2232201121 - 2³¹ = 84717473 is a prime.

It is a super-3 number, since 3×2232201121³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2232201095 and 2232201104.

It is not an unprimeable number, because it can be changed into a prime (2232201161) 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, 18296670 + ... + 18296791.

It is an arithmetic number, because the mean of its divisors is an integer number (567198661).

Almost surely, 2^2232201121 is an apocalyptic number.

It is an amenable number.

2232201121 is a deficient number, since it is larger than the sum of its proper divisors (36593523).

2232201121 is an equidigital number, since it uses as much as digits as its factorization.

2232201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36593522.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2232201121 is about 47246.1757288355. The cubic root of 2232201121 is about 1306.9062672853.

Adding to 2232201121 its reverse (1211022322), we get a palindrome (3443223443).

It can be divided in two parts, 2232201 and 121, that added together give a palindrome (2232322).

The spelling of 2232201121 in words is "two billion, two hundred thirty-two million, two hundred one thousand, one hundred twenty-one".