1121000221022 has 16 divisors (see below), whose sum is σ = 1834380922752. Its totient is φ = 509540853720.

The previous prime is 1121000221021. The next prime is 1121000221039. The reversal of 1121000221022 is 2201220001211.

It is a junction number, because it is equal to n+sod(n) for n = 1121000220988 and 1121000221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121000221021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3578303 + ... + 3878949.

It is an arithmetic number, because the mean of its divisors is an integer number (114648807672).

Almost surely, 2^{1121000221022} is an apocalyptic number.

1121000221022 is a deficient number, since it is larger than the sum of its proper divisors (713380701730).

1121000221022 is a wasteful number, since it uses less digits than its factorization.

1121000221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470143.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1121000221022 its reverse (2201220001211), we get a palindrome (3322220222233).

The spelling of 1121000221022 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-one thousand, twenty-two".