22022121211222 has 8 divisors (see below), whose sum is σ = 36036198345672. Its totient is φ = 10010055096000.

The previous prime is 22022121211217. The next prime is 22022121211273. The reversal of 22022121211222 is 22211212122022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1001005509601 = 22022121211222 / (2 + 2 + 0 + 2 + 2 + 1 + 2 + 1 + 2 + 1 + 1 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22022121211193 and 22022121211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500502754779 + ... + 500502754822.

It is an arithmetic number, because the mean of its divisors is an integer number (4504524793209).

Almost surely, 2^{22022121211222} is an apocalyptic number.

22022121211222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22022121211222 is a deficient number, since it is larger than the sum of its proper divisors (14014077134450).

22022121211222 is a wasteful number, since it uses less digits than its factorization.

22022121211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001005509614.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22022121211222 its reverse (22211212122022), we get a palindrome (44233333333244).

The spelling of 22022121211222 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-one million, two hundred eleven thousand, two hundred twenty-two".