211243102 has 32 divisors (see below), whose sum is σ = 385516800. Its totient is φ = 84794688.

The previous prime is 211243099. The next prime is 211243117. The reversal of 211243102 is 201342112.

211243102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19213 + ... + 28135.

It is an arithmetic number, because the mean of its divisors is an integer number (12047400).

Almost surely, 2^211243102 is an apocalyptic number.

211243102 is a deficient number, since it is larger than the sum of its proper divisors (174273698).

211243102 is a wasteful number, since it uses less digits than its factorization.

211243102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 211243102 is about 14534.2045533975. The cubic root of 211243102 is about 595.5627301033.

Adding to 211243102 its reverse (201342112), we get a palindrome (412585214).

The spelling of 211243102 in words is "two hundred eleven million, two hundred forty-three thousand, one hundred two".