211430102102 has 16 divisors (see below), whose sum is σ = 321653389824. Its totient is φ = 104212689000.

The previous prime is 211430102087. The next prime is 211430102113. The reversal of 211430102102 is 201201034112.

211430102102 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059977 + ... + 1243547.

It is an arithmetic number, because the mean of its divisors is an integer number (20103336864).

Almost surely, 2^211430102102 is an apocalyptic number.

211430102102 is a deficient number, since it is larger than the sum of its proper divisors (110223287722).

211430102102 is a wasteful number, since it uses less digits than its factorization.

211430102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191755.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 211430102102 its reverse (201201034112), we get a palindrome (412631136214).

The spelling of 211430102102 in words is "two hundred eleven billion, four hundred thirty million, one hundred two thousand, one hundred two".