1144122331501 has 2 divisors, whose sum is σ = 1144122331502. Its totient is φ = 1144122331500.

The previous prime is 1144122331361. The next prime is 1144122331543. The reversal of 1144122331501 is 1051332214411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1140782069476 + 3340262025 = 1068074^2 + 57795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144122331501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1144122331501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144122331901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572061165750 + 572061165751.

It is an arithmetic number, because the mean of its divisors is an integer number (572061165751).

Almost surely, 2^{1144122331501} is an apocalyptic number.

It is an amenable number.

1144122331501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144122331501 is an equidigital number, since it uses as much as digits as its factorization.

1144122331501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 1144122331501 its reverse (1051332214411), we get a palindrome (2195454545912).

The spelling of 1144122331501 in words is "one trillion, one hundred forty-four billion, one hundred twenty-two million, three hundred thirty-one thousand, five hundred one".