1123144422201 has 96 divisors (see below), whose sum is σ = 1828536353280. Its totient is φ = 686283238656.

The previous prime is 1123144422149. The next prime is 1123144422271. The reversal of 1123144422201 is 1022244413211.

1123144422201 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 14 + 442 + 2 + 201 = 666.

It is not a de Polignac number, because 1123144422201 - 2⁷ = 1123144422073 is a prime.

It is a super-2 number, since 2×1123144422201² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1123144422271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26057470 + ... + 26100536.

It is an arithmetic number, because the mean of its divisors is an integer number (19047253680).

Almost surely, 2^{1123144422201} is an apocalyptic number.

It is an amenable number.

1123144422201 is a deficient number, since it is larger than the sum of its proper divisors (705391931079).

1123144422201 is a wasteful number, since it uses less digits than its factorization.

1123144422201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43265 (or 43253 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1123144422201 its reverse (1022244413211), we get a palindrome (2145388835412).

The spelling of 1123144422201 in words is "one trillion, one hundred twenty-three billion, one hundred forty-four million, four hundred twenty-two thousand, two hundred one".