1121200303023 has 32 divisors (see below), whose sum is σ = 1676371200000. Its totient is φ = 740598145056.

The previous prime is 1121200303001. The next prime is 1121200303031. The reversal of 1121200303023 is 3203030021211.

It is not a de Polignac number, because 1121200303023 - 2⁵ = 1121200302991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121200302987 and 1121200303005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121200303043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 847593 + ... + 1720701.

It is an arithmetic number, because the mean of its divisors is an integer number (52386600000).

Almost surely, 2^{1121200303023} is an apocalyptic number.

1121200303023 is a deficient number, since it is larger than the sum of its proper divisors (555170896977).

1121200303023 is a wasteful number, since it uses less digits than its factorization.

1121200303023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873556 (or 873550 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1121200303023 its reverse (3203030021211), we get a palindrome (4324230324234).

The spelling of 1121200303023 in words is "one trillion, one hundred twenty-one billion, two hundred million, three hundred three thousand, twenty-three".