202022212102 has 4 divisors (see below), whose sum is σ = 303033318156. Its totient is φ = 101011106050.

The previous prime is 202022212031. The next prime is 202022212157. The reversal of 202022212102 is 201212220202.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505553024 + ... + 50505553027.

It is an arithmetic number, because the mean of its divisors is an integer number (75758329539).

Almost surely, 2^202022212102 is an apocalyptic number.

202022212102 is a deficient number, since it is larger than the sum of its proper divisors (101011106054).

202022212102 is a wasteful number, since it uses less digits than its factorization.

202022212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101011106053.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202022212102 its reverse (201212220202), we get a palindrome (403234432304).

The spelling of 202022212102 in words is "two hundred two billion, twenty-two million, two hundred twelve thousand, one hundred two".