2112636970 has 8 divisors (see below), whose sum is σ = 3802746564. Its totient is φ = 845054784.

The previous prime is 2112636947. The next prime is 2112636983. The reversal of 2112636970 is 796362112.

It can be written as a sum of positive squares in 2 ways, for example, as 2112597369 + 39601 = 45963^2 + 199^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105631839 + ... + 105631858.

Almost surely, 2^2112636970 is an apocalyptic number.

2112636970 is a deficient number, since it is larger than the sum of its proper divisors (1690109594).

2112636970 is a wasteful number, since it uses less digits than its factorization.

2112636970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211263704.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2112636970 is about 45963.4307901401. The cubic root of 2112636970 is about 1283.1427028177.

The spelling of 2112636970 in words is "two billion, one hundred twelve million, six hundred thirty-six thousand, nine hundred seventy".