2057117211 has 12 divisors (see below), whose sum is σ = 2972475792. Its totient is φ = 1370911056.

The previous prime is 2057117207. The next prime is 2057117221. The reversal of 2057117211 is 1127117502.

2057117211 is a `hidden beast` number, since 20 + 571 + 1 + 72 + 1 + 1 = 666.

It is not a de Polignac number, because 2057117211 - 2² = 2057117207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2057117221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14751 + ... + 65816.

It is an arithmetic number, because the mean of its divisors is an integer number (247706316).

Almost surely, 2^2057117211 is an apocalyptic number.

2057117211 is a deficient number, since it is larger than the sum of its proper divisors (915358581).

2057117211 is a wasteful number, since it uses less digits than its factorization.

2057117211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83410 (or 83407 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 27.

The square root of 2057117211 is about 45355.4540380757. The cubic root of 2057117211 is about 1271.8025143597.

The spelling of 2057117211 in words is "two billion, fifty-seven million, one hundred seventeen thousand, two hundred eleven".