1123031354031 has 16 divisors (see below), whose sum is σ = 1663767456000. Its totient is φ = 748679783544.

The previous prime is 1123031354021. The next prime is 1123031354051. The reversal of 1123031354031 is 1304531303211.

1123031354031 is a `hidden beast` number, since 1 + 1 + 2 + 303 + 1 + 354 + 0 + 3 + 1 = 666.

It is not a de Polignac number, because 1123031354031 - 2¹⁷ = 1123031222959 is a prime.

It is a super-2 number, since 2×1123031354031² (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 a junction number, because it is equal to n+sod(n) for n = 1123031353986 and 1123031354004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123031354021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3751950 + ... + 4040196.

It is an arithmetic number, because the mean of its divisors is an integer number (103985466000).

Almost surely, 2^{1123031354031} is an apocalyptic number.

1123031354031 is a deficient number, since it is larger than the sum of its proper divisors (540736101969).

1123031354031 is a wasteful number, since it uses less digits than its factorization.

1123031354031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432555 (or 432549 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 1123031354031 its reverse (1304531303211), we get a palindrome (2427562657242).

The spelling of 1123031354031 in words is "one trillion, one hundred twenty-three billion, thirty-one million, three hundred fifty-four thousand, thirty-one".