1121022412055 has 16 divisors (see below), whose sum is σ = 1655663870784. Its totient is φ = 709570229760.

The previous prime is 1121022411983. The next prime is 1121022412087. The reversal of 1121022412055 is 5502142201211.

It is a happy number.

It is not a de Polignac number, because 1121022412055 - 2¹⁶ = 1121022346519 is a prime.

It is a super-2 number, since 2×1121022412055² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1231892306 + ... + 1231893215.

It is an arithmetic number, because the mean of its divisors is an integer number (103478991924).

Almost surely, 2^{1121022412055} is an apocalyptic number.

1121022412055 is a deficient number, since it is larger than the sum of its proper divisors (534641458729).

1121022412055 is a wasteful number, since it uses less digits than its factorization.

1121022412055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463785546.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 1121022412055 its reverse (5502142201211), we get a palindrome (6623164613266).

The spelling of 1121022412055 in words is "one trillion, one hundred twenty-one billion, twenty-two million, four hundred twelve thousand, fifty-five".