1202323111003 has 24 divisors (see below), whose sum is σ = 1485261115920. Its totient is φ = 967682419200.

The previous prime is 1202323110931. The next prime is 1202323111027. The reversal of 1202323111003 is 3001113232021.

It is not a de Polignac number, because 1202323111003 - 2²¹ = 1202321013851 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (1202323111063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5609098 + ... + 5819503.

It is an arithmetic number, because the mean of its divisors is an integer number (61885879830).

Almost surely, 2^{1202323111003} is an apocalyptic number.

1202323111003 is a deficient number, since it is larger than the sum of its proper divisors (282938004917).

1202323111003 is a wasteful number, since it uses less digits than its factorization.

1202323111003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11428747 (or 11428740 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1202323111003 its reverse (3001113232021), we get a palindrome (4203436343024).

The spelling of 1202323111003 in words is "one trillion, two hundred two billion, three hundred twenty-three million, one hundred eleven thousand, three".