2123103134 has 16 divisors (see below), whose sum is σ = 3197834640. Its totient is φ = 1057168320.

The previous prime is 2123103133. The next prime is 2123103161. The reversal of 2123103134 is 4313013212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123103133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528377 + ... + 532379.

It is an arithmetic number, because the mean of its divisors is an integer number (199864665).

Almost surely, 2^2123103134 is an apocalyptic number.

2123103134 is a deficient number, since it is larger than the sum of its proper divisors (1074731506).

2123103134 is a wasteful number, since it uses less digits than its factorization.

2123103134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5035.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2123103134 is about 46077.1432925263. The cubic root of 2123103134 is about 1285.2581421058.

Adding to 2123103134 its reverse (4313013212), we get a palindrome (6436116346).

The spelling of 2123103134 in words is "two billion, one hundred twenty-three million, one hundred three thousand, one hundred thirty-four".