22120220220202 has 32 divisors (see below), whose sum is σ = 35809339104000. Its totient is φ = 10187444530368.

The previous prime is 22120220220199. The next prime is 22120220220347. The reversal of 22120220220202 is 20202202202122.

It is a self number, because there is not a number n which added to its sum of digits gives 22120220220202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26958799 + ... + 27767197.

It is an arithmetic number, because the mean of its divisors is an integer number (1119041847000).

Almost surely, 2^{22120220220202} is an apocalyptic number.

22120220220202 is a deficient number, since it is larger than the sum of its proper divisors (13689118883798).

22120220220202 is a wasteful number, since it uses less digits than its factorization.

22120220220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810670.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22120220220202 its reverse (20202202202122), we get a palindrome (42322422422324).

The spelling of 22120220220202 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty million, two hundred twenty thousand, two hundred two".