2342051221 has 4 divisors (see below), whose sum is σ = 2362777452. Its totient is φ = 2321324992.

The previous prime is 2342051167. The next prime is 2342051249. The reversal of 2342051221 is 1221502432.

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 1010604100 + 1331447121 = 31790^2 + 36489^2 .

It is a cyclic number.

It is not a de Polignac number, because 2342051221 - 2³¹ = 194567573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2342051192 and 2342051201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342051251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10362946 + ... + 10363171.

It is an arithmetic number, because the mean of its divisors is an integer number (590694363).

Almost surely, 2^2342051221 is an apocalyptic number.

It is an amenable number.

2342051221 is a deficient number, since it is larger than the sum of its proper divisors (20726231).

2342051221 is a wasteful number, since it uses less digits than its factorization.

2342051221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20726230.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2342051221 is about 48394.7437331783. The cubic root of 2342051221 is about 1328.0022055429.

Adding to 2342051221 its reverse (1221502432), we get a palindrome (3563553653).

The spelling of 2342051221 in words is "two billion, three hundred forty-two million, fifty-one thousand, two hundred twenty-one".