211120102 has 4 divisors (see below), whose sum is σ = 316680156. Its totient is φ = 105560050.

The previous prime is 211120079. The next prime is 211120109. The reversal of 211120102 is 201021112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780024 + ... + 52780027.

It is an arithmetic number, because the mean of its divisors is an integer number (79170039).

Almost surely, 2^211120102 is an apocalyptic number.

211120102 is a deficient number, since it is larger than the sum of its proper divisors (105560054).

211120102 is a wasteful number, since it uses less digits than its factorization.

211120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105560053.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 211120102 is about 14529.9725395473. The cubic root of 211120102 is about 595.4471153802.

Adding to 211120102 its reverse (201021112), we get a palindrome (412141214).

The spelling of 211120102 in words is "two hundred eleven million, one hundred twenty thousand, one hundred two".