22021001200222 has 16 divisors (see below), whose sum is σ = 33588006054912. Its totient is φ = 10825844291640.

The previous prime is 22021001200213. The next prime is 22021001200271. The reversal of 22021001200222 is 22200210012022.

It is a junction number, because it is equal to n+sod(n) for n = 22021001200196 and 22021001200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211225098 + ... + 211329325.

It is an arithmetic number, because the mean of its divisors is an integer number (2099250378432).

Almost surely, 2^{22021001200222} is an apocalyptic number.

22021001200222 is a deficient number, since it is larger than the sum of its proper divisors (11567004854690).

22021001200222 is a wasteful number, since it uses less digits than its factorization.

22021001200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422554863.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22021001200222 its reverse (22200210012022), we get a palindrome (44221211212244).

The spelling of 22021001200222 in words is "twenty-two trillion, twenty-one billion, one million, two hundred thousand, two hundred twenty-two".