1002112203103 has 4 divisors (see below), whose sum is σ = 1093213312488. Its totient is φ = 911011093720.

The previous prime is 1002112203077. The next prime is 1002112203187. The reversal of 1002112203103 is 3013022112001.

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 1002112203103 - 2¹³ = 1002112194911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002112273103) 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, 45550554676 + ... + 45550554697.

It is an arithmetic number, because the mean of its divisors is an integer number (273303328122).

Almost surely, 2^{1002112203103} is an apocalyptic number.

1002112203103 is a deficient number, since it is larger than the sum of its proper divisors (91101109385).

1002112203103 is an equidigital number, since it uses as much as digits as its factorization.

1002112203103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91101109384.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1002112203103 its reverse (3013022112001), we get a palindrome (4015134315104).

The spelling of 1002112203103 in words is "one trillion, two billion, one hundred twelve million, two hundred three thousand, one hundred three".