202220111122102 has 4 divisors (see below), whose sum is σ = 303330166683156. Its totient is φ = 101110055561050.

The previous prime is 202220111122093. The next prime is 202220111122153. The reversal of 202220111122102 is 201221111022202.

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 202220111122102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555027780524 + ... + 50555027780527.

It is an arithmetic number, because the mean of its divisors is an integer number (75832541670789).

Almost surely, 2^{202220111122102} is an apocalyptic number.

202220111122102 is a deficient number, since it is larger than the sum of its proper divisors (101110055561054).

202220111122102 is a wasteful number, since it uses less digits than its factorization.

202220111122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101110055561053.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202220111122102 its reverse (201221111022202), we get a palindrome (403441222144304).

The spelling of 202220111122102 in words is "two hundred two trillion, two hundred twenty billion, one hundred eleven million, one hundred twenty-two thousand, one hundred two".