1222131044022 has 24 divisors (see below), whose sum is σ = 2843325286776. Its totient is φ = 349180298208.

The previous prime is 1222131043927. The next prime is 1222131044033. The reversal of 1222131044022 is 2204401312221.

It is a junction number, because it is equal to n+sod(n) for n = 1222131043983 and 1222131044001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2078453863 + ... + 2078454450.

It is an arithmetic number, because the mean of its divisors is an integer number (118471886949).

Almost surely, 2^{1222131044022} is an apocalyptic number.

1222131044022 is an abundant number, since it is smaller than the sum of its proper divisors (1621194242754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222131044022 is a wasteful number, since it uses less digits than its factorization.

1222131044022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156908332 (or 4156908325 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1222131044022 its reverse (2204401312221), we get a palindrome (3426532356243).

The spelling of 1222131044022 in words is "one trillion, two hundred twenty-two billion, one hundred thirty-one million, forty-four thousand, twenty-two".