211132090 has 32 divisors (see below), whose sum is σ = 416223360. Its totient is φ = 76632384.

The previous prime is 211132081. The next prime is 211132091. The reversal of 211132090 is 90231112.

It is not an unprimeable number, because it can be changed into a prime (211132091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6094 + ... + 21433.

It is an arithmetic number, because the mean of its divisors is an integer number (13006980).

Almost surely, 2^211132090 is an apocalyptic number.

211132090 is a deficient number, since it is larger than the sum of its proper divisors (205091270).

211132090 is a wasteful number, since it uses less digits than its factorization.

211132090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27606.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 211132090 is about 14530.3850602797. The cubic root of 211132090 is about 595.4583855606.

The spelling of 211132090 in words is "two hundred eleven million, one hundred thirty-two thousand, ninety".