211033230 has 16 divisors (see below), whose sum is σ = 506479824. Its totient is φ = 56275520.

The previous prime is 211033201. The next prime is 211033241. The reversal of 211033230 is 32330112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3517191 + ... + 3517250.

It is an arithmetic number, because the mean of its divisors is an integer number (31654989).

Almost surely, 2^211033230 is an apocalyptic number.

211033230 is an abundant number, since it is smaller than the sum of its proper divisors (295446594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211033230 is a wasteful number, since it uses less digits than its factorization.

211033230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7034451.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 211033230 is about 14526.9828250742. The cubic root of 211033230 is about 595.3654323667.

Adding to 211033230 its reverse (32330112), we get a palindrome (243363342).

The spelling of 211033230 in words is "two hundred eleven million, thirty-three thousand, two hundred thirty".