22021022222102 has 4 divisors (see below), whose sum is σ = 33031533333156. Its totient is φ = 11010511111050.

The previous prime is 22021022222099. The next prime is 22021022222219. The reversal of 22021022222102 is 20122222012022.

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 (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505255555524 + ... + 5505255555527.

It is an arithmetic number, because the mean of its divisors is an integer number (8257883333289).

Almost surely, 2^{22021022222102} is an apocalyptic number.

22021022222102 is a deficient number, since it is larger than the sum of its proper divisors (11010511111054).

22021022222102 is a wasteful number, since it uses less digits than its factorization.

22021022222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11010511111053.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22021022222102 its reverse (20122222012022), we get a palindrome (42143244234124).

The spelling of 22021022222102 in words is "twenty-two trillion, twenty-one billion, twenty-two million, two hundred twenty-two thousand, one hundred two".