2123134199 has 8 divisors (see below), whose sum is σ = 2253637728. Its totient is φ = 1993254400.

The previous prime is 2123134193. The next prime is 2123134217. The reversal of 2123134199 is 9914313212.

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 2123134199 - 2¹⁶ = 2123068663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123134193) 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, 148907 + ... + 162540.

It is an arithmetic number, because the mean of its divisors is an integer number (281704716).

Almost surely, 2^2123134199 is an apocalyptic number.

2123134199 is a deficient number, since it is larger than the sum of its proper divisors (130503529).

2123134199 is a wasteful number, since it uses less digits than its factorization.

2123134199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311865.

The product of its digits is 11664, while the sum is 35.

The square root of 2123134199 is about 46077.4803890143. The cubic root of 2123134199 is about 1285.2644106581.

The spelling of 2123134199 in words is "two billion, one hundred twenty-three million, one hundred thirty-four thousand, one hundred ninety-nine".