201022022221102 has 4 divisors (see below), whose sum is σ = 301533033331656. Its totient is φ = 100511011110550.

The previous prime is 201022022221093. The next prime is 201022022221123. The reversal of 201022022221102 is 201122220220102.

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

It is a super-2 number, since 2×201022022221102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201022022221102.

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, 50255505555274 + ... + 50255505555277.

It is an arithmetic number, because the mean of its divisors is an integer number (75383258332914).

Almost surely, 2^{201022022221102} is an apocalyptic number.

201022022221102 is a deficient number, since it is larger than the sum of its proper divisors (100511011110554).

201022022221102 is a wasteful number, since it uses less digits than its factorization.

201022022221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100511011110553.

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

Adding to 201022022221102 its reverse (201122220220102), we get a palindrome (402144242441204).

The spelling of 201022022221102 in words is "two hundred one trillion, twenty-two billion, twenty-two million, two hundred twenty-one thousand, one hundred two".