2140423043204 has 6 divisors (see below), whose sum is σ = 3745740325614. Its totient is φ = 1070211521600.

The previous prime is 2140423043197. The next prime is 2140423043207. The reversal of 2140423043204 is 4023403240412.

It can be written as a sum of positive squares in only one way, i.e., 2021088722500 + 119334320704 = 1421650^2 + 345448^2 .

It is not an unprimeable number, because it can be changed into a prime (2140423043207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267552880397 + ... + 267552880404.

It is an arithmetic number, because the mean of its divisors is an integer number (624290054269).

Almost surely, 2^{2140423043204} is an apocalyptic number.

It is an amenable number.

2140423043204 is a deficient number, since it is larger than the sum of its proper divisors (1605317282410).

2140423043204 is a wasteful number, since it uses less digits than its factorization.

2140423043204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535105760805 (or 535105760803 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 2140423043204 its reverse (4023403240412), we get a palindrome (6163826283616).

The spelling of 2140423043204 in words is "two trillion, one hundred forty billion, four hundred twenty-three million, forty-three thousand, two hundred four".