211201022102 has 16 divisors (see below), whose sum is σ = 363934852512. Its totient is φ = 90045734400.

The previous prime is 211201022101. The next prime is 211201022171. The reversal of 211201022102 is 201220102112.

211201022102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211201022101) by changing a digit.

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, 39079649 + ... + 39085052.

It is an arithmetic number, because the mean of its divisors is an integer number (22745928282).

Almost surely, 2^211201022102 is an apocalyptic number.

211201022102 is a deficient number, since it is larger than the sum of its proper divisors (152733830410).

211201022102 is a wasteful number, since it uses less digits than its factorization.

211201022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78164903.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211201022102 its reverse (201220102112), we get a palindrome (412421124214).

The spelling of 211201022102 in words is "two hundred eleven billion, two hundred one million, twenty-two thousand, one hundred two".