211109050 has 24 divisors (see below), whose sum is σ = 403278876. Its totient is φ = 82160640.

The previous prime is 211109047. The next prime is 211109069. The reversal of 211109050 is 50901112.

It can be written as a sum of positive squares in 6 ways, for example, as 64432729 + 146676321 = 8027^2 + 12111^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55207 + ... + 58906.

Almost surely, 2^211109050 is an apocalyptic number.

211109050 is a deficient number, since it is larger than the sum of its proper divisors (192169826).

211109050 is a wasteful number, since it uses less digits than its factorization.

211109050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114162 (or 114157 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 19.

The square root of 211109050 is about 14529.5922172647. The cubic root of 211109050 is about 595.4367247758.

The spelling of 211109050 in words is "two hundred eleven million, one hundred nine thousand, fifty".