1121221133022 has 16 divisors (see below), whose sum is σ = 2339939756160. Its totient is φ = 357490795992.

The previous prime is 1121221132987. The next prime is 1121221133029. The reversal of 1121221133022 is 2203311221211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121221133022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121221133029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4062395272 + ... + 4062395547.

It is an arithmetic number, because the mean of its divisors is an integer number (146246234760).

Almost surely, 2^{1121221133022} is an apocalyptic number.

1121221133022 is an abundant number, since it is smaller than the sum of its proper divisors (1218718623138).

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

1121221133022 is a wasteful number, since it uses less digits than its factorization.

1121221133022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8124790847.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1121221133022 its reverse (2203311221211), we get a palindrome (3324532354233).

The spelling of 1121221133022 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred thirty-three thousand, twenty-two".