203530344102019 has 16 divisors (see below), whose sum is σ = 224223049276416. Its totient is φ = 183204402732000.

The previous prime is 203530344101999. The next prime is 203530344102031. The reversal of 203530344102019 is 910201443035302.

It is a cyclic number.

It is not a de Polignac number, because 203530344102019 - 2⁹ = 203530344101507 is a prime.

It is a super-2 number, since 2×203530344102019² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203530344102049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42020172 + ... + 46612825.

It is an arithmetic number, because the mean of its divisors is an integer number (14013940579776).

Almost surely, 2^{203530344102019} is an apocalyptic number.

203530344102019 is a deficient number, since it is larger than the sum of its proper divisors (20692705174397).

203530344102019 is a wasteful number, since it uses less digits than its factorization.

203530344102019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88635066.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 203530344102019 in words is "two hundred three trillion, five hundred thirty billion, three hundred forty-four million, one hundred two thousand, nineteen".