1002112322203 has 4 divisors (see below), whose sum is σ = 1061060105880. Its totient is φ = 943164538528.

The previous prime is 1002112322179. The next prime is 1002112322249. The reversal of 1002112322203 is 3022232112001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002112322203 is a prime.

It is a super-2 number, since 2×1002112322203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002112322503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29473891813 + ... + 29473891846.

It is an arithmetic number, because the mean of its divisors is an integer number (265265026470).

Almost surely, 2^{1002112322203} is an apocalyptic number.

1002112322203 is a deficient number, since it is larger than the sum of its proper divisors (58947783677).

1002112322203 is an equidigital number, since it uses as much as digits as its factorization.

1002112322203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58947783676.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1002112322203 its reverse (3022232112001), we get a palindrome (4024344434204).

The spelling of 1002112322203 in words is "one trillion, two billion, one hundred twelve million, three hundred twenty-two thousand, two hundred three".