870233211 has 12 divisors (see below), whose sum is σ = 1258035792. Its totient is φ = 579679056.

The previous prime is 870233201. The next prime is 870233237. The reversal of 870233211 is 112332078.

It is not a de Polignac number, because 870233211 - 2²³ = 861844603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (870233201) 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, 27951 + ... + 50216.

It is an arithmetic number, because the mean of its divisors is an integer number (104836316).

Almost surely, 2^870233211 is an apocalyptic number.

870233211 is a deficient number, since it is larger than the sum of its proper divisors (387802581).

870233211 is a wasteful number, since it uses less digits than its factorization.

870233211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79410 (or 79407 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 870233211 is about 29499.7154393055. The cubic root of 870233211 is about 954.7255631668.

Adding to 870233211 its reverse (112332078), we get a palindrome (982565289).

The spelling of 870233211 in words is "eight hundred seventy million, two hundred thirty-three thousand, two hundred eleven".