22121122102202 has 16 divisors (see below), whose sum is σ = 34326359553024. Its totient is φ = 10680550158000.

The previous prime is 22121122102199. The next prime is 22121122102241. The reversal of 22121122102202 is 20220122112122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386947874 + ... + 387005037.

It is an arithmetic number, because the mean of its divisors is an integer number (2145397472064).

Almost surely, 2^{22121122102202} is an apocalyptic number.

22121122102202 is a deficient number, since it is larger than the sum of its proper divisors (12205237450822).

22121122102202 is a wasteful number, since it uses less digits than its factorization.

22121122102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773953405.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22121122102202 its reverse (20220122112122), we get a palindrome (42341244214324).

The spelling of 22121122102202 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred two thousand, two hundred two".