212110220211102 has 24 divisors (see below), whose sum is σ = 459667550277936. Its totient is φ = 70688728815936.

The previous prime is 212110220211101. The next prime is 212110220211103. The reversal of 212110220211102 is 201112022011212.

212110220211102 is a `hidden beast` number, since 2 + 121 + 10 + 220 + 211 + 102 = 666.

It is an interprime number because it is at equal distance from previous prime (212110220211101) and next prime (212110220211103).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110220211101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1223070978 + ... + 1223244389.

It is an arithmetic number, because the mean of its divisors is an integer number (19152814594914).

Almost surely, 2^{212110220211102} is an apocalyptic number.

212110220211102 is an abundant number, since it is smaller than the sum of its proper divisors (247557330066834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212110220211102 is a wasteful number, since it uses less digits than its factorization.

212110220211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446320192 (or 2446320189 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212110220211102 its reverse (201112022011212), we get a palindrome (413222242222314).

The spelling of 212110220211102 in words is "two hundred twelve trillion, one hundred ten billion, two hundred twenty million, two hundred eleven thousand, one hundred two".