22110021200222 has 16 divisors (see below), whose sum is σ = 35269260647760. Its totient is φ = 10359280414848.

The previous prime is 22110021200203. The next prime is 22110021200291. The reversal of 22110021200222 is 22200212001122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22110021200222.

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, 1419849728 + ... + 1419865299.

It is an arithmetic number, because the mean of its divisors is an integer number (2204328790485).

Almost surely, 2^{22110021200222} is an apocalyptic number.

22110021200222 is a deficient number, since it is larger than the sum of its proper divisors (13159239447538).

22110021200222 is a wasteful number, since it uses less digits than its factorization.

22110021200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839715275.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22110021200222 its reverse (22200212001122), we get a palindrome (44310233201344).

The spelling of 22110021200222 in words is "twenty-two trillion, one hundred ten billion, twenty-one million, two hundred thousand, two hundred twenty-two".