202202102212102 has 4 divisors (see below), whose sum is σ = 303303153318156. Its totient is φ = 101101051106050.

The previous prime is 202202102212039. The next prime is 202202102212147. The reversal of 202202102212102 is 201212201202202.

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 202202102212102.

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, 50550525553024 + ... + 50550525553027.

It is an arithmetic number, because the mean of its divisors is an integer number (75825788329539).

Almost surely, 2^{202202102212102} is an apocalyptic number.

202202102212102 is a deficient number, since it is larger than the sum of its proper divisors (101101051106054).

202202102212102 is a wasteful number, since it uses less digits than its factorization.

202202102212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101101051106053.

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

Adding to 202202102212102 its reverse (201212201202202), we get a palindrome (403414303414304).

The spelling of 202202102212102 in words is "two hundred two trillion, two hundred two billion, one hundred two million, two hundred twelve thousand, one hundred two".