2012100203 has 2 divisors, whose sum is σ = 2012100204. Its totient is φ = 2012100202.

The previous prime is 2012100179. The next prime is 2012100227. The reversal of 2012100203 is 3020012102.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2012100179) and next prime (2012100227).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012100203 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012100253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006050101 + 1006050102.

It is an arithmetic number, because the mean of its divisors is an integer number (1006050102).

Almost surely, 2^2012100203 is an apocalyptic number.

2012100203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012100203 is an equidigital number, since it uses as much as digits as its factorization.

2012100203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2012100203 is about 44856.4399278409. The cubic root of 2012100203 is about 1262.4568262594.

Adding to 2012100203 its reverse (3020012102), we get a palindrome (5032112305).

The spelling of 2012100203 in words is "two billion, twelve million, one hundred thousand, two hundred three".