1121122120023 has 48 divisors (see below), whose sum is σ = 1695929114880. Its totient is φ = 712332753792.

The previous prime is 1121122119959. The next prime is 1121122120067. The reversal of 1121122120023 is 3200212211211.

1121122120023 is a `hidden beast` number, since 11 + 211 + 221 + 200 + 23 = 666.

It is not a de Polignac number, because 1121122120023 - 2⁶ = 1121122119959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121122119978 and 1121122120005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121122120123) 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 47 ways as a sum of consecutive naturals, for example, 74322640 + ... + 74337722.

It is an arithmetic number, because the mean of its divisors is an integer number (35331856560).

Almost surely, 2^{1121122120023} is an apocalyptic number.

1121122120023 is a deficient number, since it is larger than the sum of its proper divisors (574806994857).

1121122120023 is a wasteful number, since it uses less digits than its factorization.

1121122120023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16388 (or 16385 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1121122120023 its reverse (3200212211211), we get a palindrome (4321334331234).

The spelling of 1121122120023 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, twenty-three".