1121344310223 has 32 divisors (see below), whose sum is σ = 1706251923200. Its totient is φ = 727314808608.

The previous prime is 1121344310201. The next prime is 1121344310243. The reversal of 1121344310223 is 3220134431211.

1121344310223 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 3 + 4 + 431 + 0 + 223 = 666.

It is not a de Polignac number, because 1121344310223 - 2⁶ = 1121344310159 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121344310243) 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 31 ways as a sum of consecutive naturals, for example, 30090240 + ... + 30127482.

It is an arithmetic number, because the mean of its divisors is an integer number (53320372600).

Almost surely, 2^{1121344310223} is an apocalyptic number.

1121344310223 is a deficient number, since it is larger than the sum of its proper divisors (584907612977).

1121344310223 is a wasteful number, since it uses less digits than its factorization.

1121344310223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67428 (or 67422 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1121344310223 its reverse (3220134431211), we get a palindrome (4341478741434).

The spelling of 1121344310223 in words is "one trillion, one hundred twenty-one billion, three hundred forty-four million, three hundred ten thousand, two hundred twenty-three".