2302221121 has 4 divisors (see below), whose sum is σ = 2308856112. Its totient is φ = 2295586132.

The previous prime is 2302221109. The next prime is 2302221137. The reversal of 2302221121 is 1211222032.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2302221121 - 2¹⁹ = 2301696833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2302221095 and 2302221104.

It is not an unprimeable number, because it can be changed into a prime (2302221101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3316975 + ... + 3317668.

It is an arithmetic number, because the mean of its divisors is an integer number (577214028).

Almost surely, 2^2302221121 is an apocalyptic number.

It is an amenable number.

2302221121 is a deficient number, since it is larger than the sum of its proper divisors (6634991).

2302221121 is an equidigital number, since it uses as much as digits as its factorization.

2302221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6634990.

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

The square root of 2302221121 is about 47981.4664323632. The cubic root of 2302221121 is about 1320.4308971643.

Adding to 2302221121 its reverse (1211222032), we get a palindrome (3513443153).

The spelling of 2302221121 in words is "two billion, three hundred two million, two hundred twenty-one thousand, one hundred twenty-one".