2000012103 has 24 divisors (see below), whose sum is σ = 3022358976. Its totient is φ = 1273132800.

The previous prime is 2000012099. The next prime is 2000012123. The reversal of 2000012103 is 3012100002.

It is a happy number.

It is not a de Polignac number, because 2000012103 - 2² = 2000012099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000012123) 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, 40318 + ... + 75003.

It is an arithmetic number, because the mean of its divisors is an integer number (125931624).

Almost surely, 2^2000012103 is an apocalyptic number.

2000012103 is a deficient number, since it is larger than the sum of its proper divisors (1022346873).

2000012103 is a wasteful number, since it uses less digits than its factorization.

2000012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115415 (or 115412 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2000012103 is about 44721.4948654447. The cubic root of 2000012103 is about 1259.9235913605.

Adding to 2000012103 its reverse (3012100002), we get a palindrome (5012112105).

The spelling of 2000012103 in words is "two billion, twelve thousand, one hundred three".