201044140001 has 2 divisors, whose sum is σ = 201044140002. Its totient is φ = 201044140000.

The previous prime is 201044139997. The next prime is 201044140007. The reversal of 201044140001 is 100041440102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179822643025 + 21221496976 = 424055^2 + 145676^2 .

It is a cyclic number.

It is not a de Polignac number, because 201044140001 - 2² = 201044139997 is a prime.

It is not a weakly prime, because it can be changed into another prime (201044140007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522070000 + 100522070001.

It is an arithmetic number, because the mean of its divisors is an integer number (100522070001).

Almost surely, 2^201044140001 is an apocalyptic number.

It is an amenable number.

201044140001 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044140001 is an equidigital number, since it uses as much as digits as its factorization.

201044140001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201044140001 its reverse (100041440102), we get a palindrome (301085580103).

The spelling of 201044140001 in words is "two hundred one billion, forty-four million, one hundred forty thousand, one".