201044434019 has 32 divisors (see below), whose sum is σ = 248854368000. Its totient is φ = 159680626560.

The previous prime is 201044434001. The next prime is 201044434033. The reversal of 201044434019 is 910434440102.

It is not a de Polignac number, because 201044434019 - 2⁸ = 201044433763 is a prime.

It is a super-2 number, since 2×201044434019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201044424019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2935832 + ... + 3003530.

It is an arithmetic number, because the mean of its divisors is an integer number (7776699000).

Almost surely, 2^201044434019 is an apocalyptic number.

201044434019 is a deficient number, since it is larger than the sum of its proper divisors (47809933981).

201044434019 is a wasteful number, since it uses less digits than its factorization.

201044434019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68835.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 201044434019 in words is "two hundred one billion, forty-four million, four hundred thirty-four thousand, nineteen".