1121001122122 has 32 divisors (see below), whose sum is σ = 1934856443520. Its totient is φ = 477152544960.

The previous prime is 1121001122099. The next prime is 1121001122123. The reversal of 1121001122122 is 2212211001211.

It is a junction number, because it is equal to n+sod(n) for n = 1121001122096 and 1121001122105.

It is not an unprimeable number, because it can be changed into a prime (1121001122123) 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 15 ways as a sum of consecutive naturals, for example, 1218904 + ... + 1930732.

It is an arithmetic number, because the mean of its divisors is an integer number (60464263860).

Almost surely, 2^{1121001122122} is an apocalyptic number.

1121001122122 is a deficient number, since it is larger than the sum of its proper divisors (813855321398).

1121001122122 is a wasteful number, since it uses less digits than its factorization.

1121001122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712606.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121001122122 its reverse (2212211001211), we get a palindrome (3333212123333).

The spelling of 1121001122122 in words is "one trillion, one hundred twenty-one billion, one million, one hundred twenty-two thousand, one hundred twenty-two".