2012001001103 has 2 divisors, whose sum is σ = 2012001001104. Its totient is φ = 2012001001102.

The previous prime is 2012001001081. The next prime is 2012001001117. The reversal of 2012001001103 is 3011001002102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012001001103 - 2²⁶ = 2011933892239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012001001183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006000500551 + 1006000500552.

It is an arithmetic number, because the mean of its divisors is an integer number (1006000500552).

Almost surely, 2^{2012001001103} is an apocalyptic number.

2012001001103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012001001103 is an equidigital number, since it uses as much as digits as its factorization.

2012001001103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 2012001001103 its reverse (3011001002102), we get a palindrome (5023002003205).

Subtracting 2012001001103 from its reverse (3011001002102), we obtain a palindrome (999000000999).

The spelling of 2012001001103 in words is "two trillion, twelve billion, one million, one thousand, one hundred three".