2113100003 has 16 divisors (see below), whose sum is σ = 2429402304. Its totient is φ = 1800437760.

The previous prime is 2113099981. The next prime is 2113100009. The reversal of 2113100003 is 3000013112.

It is a cyclic number.

It is not a de Polignac number, because 2113100003 - 2⁶ = 2113099939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113100009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1188251 + ... + 1190027.

It is an arithmetic number, because the mean of its divisors is an integer number (151837644).

Almost surely, 2^2113100003 is an apocalyptic number.

2113100003 is a deficient number, since it is larger than the sum of its proper divisors (316302301).

2113100003 is a wasteful number, since it uses less digits than its factorization.

2113100003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 2113100003 is about 45968.4674858756. The cubic root of 2113100003 is about 1283.2364393853.

Adding to 2113100003 its reverse (3000013112), we get a palindrome (5113113115).

The spelling of 2113100003 in words is "two billion, one hundred thirteen million, one hundred thousand, three".