2002111102503 has 24 divisors (see below), whose sum is σ = 3014783331456. Its totient is φ = 1278895608000.

The previous prime is 2002111102501. The next prime is 2002111102513. The reversal of 2002111102503 is 3052011112002.

2002111102503 is a `hidden beast` number, since 200 + 211 + 1 + 1 + 0 + 250 + 3 = 666.

It is not a de Polignac number, because 2002111102503 - 2¹ = 2002111102501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002111102501) 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, 35496700 + ... + 35553057.

It is an arithmetic number, because the mean of its divisors is an integer number (125615972144).

Almost surely, 2^{2002111102503} is an apocalyptic number.

2002111102503 is a deficient number, since it is larger than the sum of its proper divisors (1012672228953).

2002111102503 is a wasteful number, since it uses less digits than its factorization.

2002111102503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71049895 (or 71049892 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 2002111102503 its reverse (3052011112002), we get a palindrome (5054122214505).

The spelling of 2002111102503 in words is "two trillion, two billion, one hundred eleven million, one hundred two thousand, five hundred three".