2334221021 has 4 divisors (see below), whose sum is σ = 2546422944. Its totient is φ = 2122019100.

The previous prime is 2334221017. The next prime is 2334221027. The reversal of 2334221021 is 1201224332.

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 2334221021 - 2² = 2334221017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2334220984 and 2334221002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2334221027) 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, 106100945 + ... + 106100966.

It is an arithmetic number, because the mean of its divisors is an integer number (636605736).

Almost surely, 2^2334221021 is an apocalyptic number.

It is an amenable number.

2334221021 is a deficient number, since it is larger than the sum of its proper divisors (212201923).

2334221021 is a wasteful number, since it uses less digits than its factorization.

2334221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212201922.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2334221021 is about 48313.7767205173. The cubic root of 2334221021 is about 1326.5205794027.

Adding to 2334221021 its reverse (1201224332), we get a palindrome (3535445353).

The spelling of 2334221021 in words is "two billion, three hundred thirty-four million, two hundred twenty-one thousand, twenty-one".