1121022123003 has 16 divisors (see below), whose sum is σ = 1666947405600. Its totient is φ = 744569831520.

The previous prime is 1121022122989. The next prime is 1121022123007. The reversal of 1121022123003 is 3003212201211.

1121022123003 is a `hidden beast` number, since 1 + 1 + 210 + 221 + 230 + 0 + 3 = 666.

It is not a de Polignac number, because 1121022123003 - 2⁵ = 1121022122971 is a prime.

It is a super-3 number, since 3×1121022123003³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121022123007) 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, 77166228 + ... + 77180753.

It is an arithmetic number, because the mean of its divisors is an integer number (104184212850).

Almost surely, 2^{1121022123003} is an apocalyptic number.

1121022123003 is a deficient number, since it is larger than the sum of its proper divisors (545925282597).

1121022123003 is a wasteful number, since it uses less digits than its factorization.

1121022123003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154347259 (or 154347253 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1121022123003 its reverse (3003212201211), we get a palindrome (4124234324214).

The spelling of 1121022123003 in words is "one trillion, one hundred twenty-one billion, twenty-two million, one hundred twenty-three thousand, three".