22020011221102 has 4 divisors (see below), whose sum is σ = 33030016831656. Its totient is φ = 11010005610550.

The previous prime is 22020011221067. The next prime is 22020011221139. The reversal of 22020011221102 is 20112211002022.

It is a happy number.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 5505002805274 + ... + 5505002805277.

It is an arithmetic number, because the mean of its divisors is an integer number (8257504207914).

Almost surely, 2^{22020011221102} is an apocalyptic number.

22020011221102 is a deficient number, since it is larger than the sum of its proper divisors (11010005610554).

22020011221102 is a wasteful number, since it uses less digits than its factorization.

22020011221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010005610553.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22020011221102 its reverse (20112211002022), we get a palindrome (42132222223124).

The spelling of 22020011221102 in words is "twenty-two trillion, twenty billion, eleven million, two hundred twenty-one thousand, one hundred two".