212201202022102 has 4 divisors (see below), whose sum is σ = 318301803033156. Its totient is φ = 106100601011050.

The previous prime is 212201202022087. The next prime is 212201202022133. The reversal of 212201202022102 is 201220202102212.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212201202022102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53050300505524 + ... + 53050300505527.

It is an arithmetic number, because the mean of its divisors is an integer number (79575450758289).

Almost surely, 2^{212201202022102} is an apocalyptic number.

212201202022102 is a deficient number, since it is larger than the sum of its proper divisors (106100601011054).

212201202022102 is a wasteful number, since it uses less digits than its factorization.

212201202022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106100601011053.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212201202022102 its reverse (201220202102212), we get a palindrome (413421404124314).

The spelling of 212201202022102 in words is "two hundred twelve trillion, two hundred one billion, two hundred two million, twenty-two thousand, one hundred two".