1222022121022 has 8 divisors (see below), whose sum is σ = 1929508612200. Its totient is φ = 578852583624.

The previous prime is 1222022120993. The next prime is 1222022121053. The reversal of 1222022121022 is 2201212202221.

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

It is a super-2 number, since 2×1222022121022² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16079238397 + ... + 16079238472.

It is an arithmetic number, because the mean of its divisors is an integer number (241188576525).

Almost surely, 2^{1222022121022} is an apocalyptic number.

1222022121022 is a deficient number, since it is larger than the sum of its proper divisors (707486491178).

1222022121022 is a wasteful number, since it uses less digits than its factorization.

1222022121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32158476890.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1222022121022 its reverse (2201212202221), we get a palindrome (3423234323243).

The spelling of 1222022121022 in words is "one trillion, two hundred twenty-two billion, twenty-two million, one hundred twenty-one thousand, twenty-two".