1002110202103 has 4 divisors (see below), whose sum is σ = 1025415090568. Its totient is φ = 978805313640.

The previous prime is 1002110201977. The next prime is 1002110202157. The reversal of 1002110202103 is 3012020112001.

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 1002110202103 - 2³³ = 993520267511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002110202703) 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, 11652444168 + ... + 11652444253.

It is an arithmetic number, because the mean of its divisors is an integer number (256353772642).

Almost surely, 2^{1002110202103} is an apocalyptic number.

1002110202103 is a deficient number, since it is larger than the sum of its proper divisors (23304888465).

1002110202103 is an equidigital number, since it uses as much as digits as its factorization.

1002110202103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23304888464.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1002110202103 its reverse (3012020112001), we get a palindrome (4014130314104).

The spelling of 1002110202103 in words is "one trillion, two billion, one hundred ten million, two hundred two thousand, one hundred three".