2342311021 has 4 divisors (see below), whose sum is σ = 2352364092. Its totient is φ = 2332257952.

The previous prime is 2342311019. The next prime is 2342311039. The reversal of 2342311021 is 1201132432.

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 804573225 + 1537737796 = 28365^2 + 39214^2 .

It is a cyclic number.

It is not a de Polignac number, because 2342311021 - 2¹ = 2342311019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2342311021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342315021) 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, 5026186 + ... + 5026651.

It is an arithmetic number, because the mean of its divisors is an integer number (588091023).

Almost surely, 2^2342311021 is an apocalyptic number.

It is an amenable number.

2342311021 is a deficient number, since it is larger than the sum of its proper divisors (10053071).

2342311021 is a wasteful number, since it uses less digits than its factorization.

2342311021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10053070.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2342311021 is about 48397.4278345451. The cubic root of 2342311021 is about 1328.0513081150.

Adding to 2342311021 its reverse (1201132432), we get a palindrome (3543443453).

The spelling of 2342311021 in words is "two billion, three hundred forty-two million, three hundred eleven thousand, twenty-one".