1121033123003 has 4 divisors (see below), whose sum is σ = 1122058771968. Its totient is φ = 1120007474040.

The previous prime is 1121033122997. The next prime is 1121033123029. The reversal of 1121033123003 is 3003213301211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1121033123003 - 2²⁸ = 1120764687547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121033123503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512822843 + ... + 512825028.

It is an arithmetic number, because the mean of its divisors is an integer number (280514692992).

Almost surely, 2^{1121033123003} is an apocalyptic number.

1121033123003 is a deficient number, since it is larger than the sum of its proper divisors (1025648965).

1121033123003 is a wasteful number, since it uses less digits than its factorization.

1121033123003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025648964.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1121033123003 its reverse (3003213301211), we get a palindrome (4124246424214).

The spelling of 1121033123003 in words is "one trillion, one hundred twenty-one billion, thirty-three million, one hundred twenty-three thousand, three".