2123340104 has 8 divisors (see below), whose sum is σ = 3981262710. Its totient is φ = 1061670048.

The previous prime is 2123340101. The next prime is 2123340119. The reversal of 2123340104 is 4010433212.

It can be written as a sum of positive squares in only one way, i.e., 1354387204 + 768952900 = 36802^2 + 27730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2123340101) 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 as a sum of consecutive naturals, namely, 132708749 + ... + 132708764.

Almost surely, 2^2123340104 is an apocalyptic number.

It is an amenable number.

2123340104 is a deficient number, since it is larger than the sum of its proper divisors (1857922606).

2123340104 is a wasteful number, since it uses less digits than its factorization.

2123340104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265417519 (or 265417515 counting only the distinct ones).

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

The square root of 2123340104 is about 46079.7146692555. The cubic root of 2123340104 is about 1285.3059583245.

Adding to 2123340104 its reverse (4010433212), we get a palindrome (6133773316).

The spelling of 2123340104 in words is "two billion, one hundred twenty-three million, three hundred forty thousand, one hundred four".