2127683213 has 4 divisors (see below), whose sum is σ = 2239666560.
Its totient is φ = 2015699868.
The previous prime is 2127683189. The next prime is 2127683219. The reversal of 2127683213 is 3123867212.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2127683213 - 230 = 1053941389 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 (2127683219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55991645 + ... + 55991682.
It is an arithmetic number, because the mean of its divisors is an integer number (559916640).
Almost surely, 22127683213 is an apocalyptic number.
It is an amenable number.
2127683213 is a deficient number, since it is larger than the sum of its proper divisors (111983347).
2127683213 is a wasteful number, since it uses less digits than its factorization.
2127683213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111983346.
The product of its digits is 24192, while the sum is 35.
The square root of 2127683213 is about 46126.8166363125.
The cubic root of 2127683213 is about 1286.1816890027.
The spelling of 2127683213 in words is "two billion, one hundred twenty-seven million, six hundred eighty-three thousand, two hundred thirteen".