212201021102 has 32 divisors (see below), whose sum is σ = 385812745920. Its totient is φ = 85451212800.

The previous prime is 212201021057. The next prime is 212201021129. The reversal of 212201021102 is 201120102212.

212201021102 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 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 15 ways as a sum of consecutive naturals, for example, 598727 + ... + 884802.

It is an arithmetic number, because the mean of its divisors is an integer number (12056648310).

Almost surely, 2^212201021102 is an apocalyptic number.

212201021102 is a deficient number, since it is larger than the sum of its proper divisors (173611724818).

212201021102 is a wasteful number, since it uses less digits than its factorization.

212201021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484156.

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

Adding to 212201021102 its reverse (201120102212), we get a palindrome (413321123314).

The spelling of 212201021102 in words is "two hundred twelve billion, two hundred one million, twenty-one thousand, one hundred two".