2140020323 has 8 divisors (see below), whose sum is σ = 2464408320. Its totient is φ = 1820300040.

The previous prime is 2140020313. The next prime is 2140020341. The reversal of 2140020323 is 3230200412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2140020323 - 2⁴ = 2140020307 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (2140020313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1165943 + ... + 1167776.

It is an arithmetic number, because the mean of its divisors is an integer number (308051040).

Almost surely, 2^2140020323 is an apocalyptic number.

2140020323 is a deficient number, since it is larger than the sum of its proper divisors (324387997).

2140020323 is a wasteful number, since it uses less digits than its factorization.

2140020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333857.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2140020323 is about 46260.3536843375. The cubic root of 2140020323 is about 1288.6628218768.

Adding to 2140020323 its reverse (3230200412), we get a palindrome (5370220735).

The spelling of 2140020323 in words is "two billion, one hundred forty million, twenty thousand, three hundred twenty-three".