144323220101 has 2 divisors, whose sum is σ = 144323220102. Its totient is φ = 144323220100.

The previous prime is 144323220071. The next prime is 144323220109. The reversal of 144323220101 is 101022323441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125588728225 + 18734491876 = 354385^2 + 136874^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144323220101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144323220109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72161610050 + 72161610051.

It is an arithmetic number, because the mean of its divisors is an integer number (72161610051).

Almost surely, 2^144323220101 is an apocalyptic number.

It is an amenable number.

144323220101 is a deficient number, since it is larger than the sum of its proper divisors (1).

144323220101 is an equidigital number, since it uses as much as digits as its factorization.

144323220101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 144323220101 its reverse (101022323441), we get a palindrome (245345543542).

The spelling of 144323220101 in words is "one hundred forty-four billion, three hundred twenty-three million, two hundred twenty thousand, one hundred one".