2234421121 has 4 divisors (see below), whose sum is σ = 2235159892. Its totient is φ = 2233682352.

The previous prime is 2234421113. The next prime is 2234421143. The reversal of 2234421121 is 1211244322.

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 1869611121 + 364810000 = 43239^2 + 19100^2 .

It is a cyclic number.

It is not a de Polignac number, because 2234421121 - 2³ = 2234421113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2234421092 and 2234421101.

It is not an unprimeable number, because it can be changed into a prime (2234421221) 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, 364830 + ... + 370903.

It is an arithmetic number, because the mean of its divisors is an integer number (558789973).

Almost surely, 2^2234421121 is an apocalyptic number.

It is an amenable number.

2234421121 is a deficient number, since it is larger than the sum of its proper divisors (738771).

2234421121 is an equidigital number, since it uses as much as digits as its factorization.

2234421121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738770.

The product of its digits is 768, while the sum is 22.

The square root of 2234421121 is about 47269.6638553735. The cubic root of 2234421121 is about 1307.3393779928.

Adding to 2234421121 its reverse (1211244322), we get a palindrome (3445665443).

The spelling of 2234421121 in words is "two billion, two hundred thirty-four million, four hundred twenty-one thousand, one hundred twenty-one".