212112022002102 has 24 divisors (see below), whose sum is σ = 459580447544400. Its totient is φ = 70703330430480.

The previous prime is 212112022002079. The next prime is 212112022002107. The reversal of 212112022002102 is 201200220211212.

It is a happy number.

212112022002102 is a `hidden beast` number, since 2 + 1 + 211 + 20 + 220 + 0 + 210 + 2 = 666.

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 (212112022002107) 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, 54474474 + ... + 58238237.

It is an arithmetic number, because the mean of its divisors is an integer number (19149185314350).

Almost surely, 2^{212112022002102} is an apocalyptic number.

212112022002102 is an abundant number, since it is smaller than the sum of its proper divisors (247468425542298).

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

212112022002102 is a wasteful number, since it uses less digits than its factorization.

212112022002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112817268 (or 112817265 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212112022002102 its reverse (201200220211212), we get a palindrome (413312242213314).

The spelling of 212112022002102 in words is "two hundred twelve trillion, one hundred twelve billion, twenty-two million, two thousand, one hundred two".