1123220202003 has 48 divisors (see below), whose sum is σ = 1749942230400. Its totient is φ = 691914648960.

The previous prime is 1123220201981. The next prime is 1123220202017. The reversal of 1123220202003 is 3002020223211.

It is not a de Polignac number, because 1123220202003 - 2²¹ = 1123218104851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123220202043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28999176 + ... + 29037882.

It is an arithmetic number, because the mean of its divisors is an integer number (36457129800).

Almost surely, 2^{1123220202003} is an apocalyptic number.

1123220202003 is a deficient number, since it is larger than the sum of its proper divisors (626722028397).

1123220202003 is a wasteful number, since it uses less digits than its factorization.

1123220202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42912 (or 42909 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1123220202003 its reverse (3002020223211), we get a palindrome (4125240425214).

The spelling of 1123220202003 in words is "one trillion, one hundred twenty-three billion, two hundred twenty million, two hundred two thousand, three".