20144342201 has 2 divisors, whose sum is σ = 20144342202. Its totient is φ = 20144342200.

The previous prime is 20144342173. The next prime is 20144342227. The reversal of 20144342201 is 10224344102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13047122176 + 7097220025 = 114224^2 + 84245^2 .

It is a cyclic number.

It is not a de Polignac number, because 20144342201 - 2¹⁸ = 20144080057 is a prime.

It is not a weakly prime, because it can be changed into another prime (20144342291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10072171100 + 10072171101.

It is an arithmetic number, because the mean of its divisors is an integer number (10072171101).

Almost surely, 2^20144342201 is an apocalyptic number.

It is an amenable number.

20144342201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20144342201 is an equidigital number, since it uses as much as digits as its factorization.

20144342201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20144342201 its reverse (10224344102), we get a palindrome (30368686303).

The spelling of 20144342201 in words is "twenty billion, one hundred forty-four million, three hundred forty-two thousand, two hundred one".