211144102 has 16 divisors (see below), whose sum is σ = 342970992. Its totient is φ = 96910560.

The previous prime is 211144091. The next prime is 211144111. The reversal of 211144102 is 201441112.

It is a happy 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, 17728 + ... + 27139.

It is an arithmetic number, because the mean of its divisors is an integer number (21435687).

Almost surely, 2^211144102 is an apocalyptic number.

211144102 is a deficient number, since it is larger than the sum of its proper divisors (131826890).

211144102 is a wasteful number, since it uses less digits than its factorization.

211144102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45063.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 211144102 is about 14530.7983951330. The cubic root of 211144102 is about 595.4696778760.

Adding to 211144102 its reverse (201441112), we get a palindrome (412585214).

The spelling of 211144102 in words is "two hundred eleven million, one hundred forty-four thousand, one hundred two".