201436638038103 has 16 divisors (see below), whose sum is σ = 289341509692256. Its totient is φ = 123918511893120.

The previous prime is 201436638038087. The next prime is 201436638038113. The reversal of 201436638038103 is 301830836634102.

201436638038103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201436638038103 - 2⁴ = 201436638038087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201436638038113) 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, 885220828 + ... + 885448353.

It is an arithmetic number, because the mean of its divisors is an integer number (18083844355766).

Almost surely, 2^{201436638038103} is an apocalyptic number.

201436638038103 is a deficient number, since it is larger than the sum of its proper divisors (87904871654153).

201436638038103 is a wasteful number, since it uses less digits than its factorization.

201436638038103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770672114.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 201436638038103 in words is "two hundred one trillion, four hundred thirty-six billion, six hundred thirty-eight million, thirty-eight thousand, one hundred three".