101244001 has 2 divisors, whose sum is σ = 101244002. Its totient is φ = 101244000.

The previous prime is 101243971. The next prime is 101244023. The reversal of 101244001 is 100442101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101203600 + 40401 = 10060^2 + 201^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101244001 is a prime.

It is not a weakly prime, because it can be changed into another prime (101244301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50622000 + 50622001.

It is an arithmetic number, because the mean of its divisors is an integer number (50622001).

Almost surely, 2^101244001 is an apocalyptic number.

It is an amenable number.

101244001 is a deficient number, since it is larger than the sum of its proper divisors (1).

101244001 is an equidigital number, since it uses as much as digits as its factorization.

101244001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 101244001 is about 10062.0078016269. The cubic root of 101244001 is about 466.0756706309.

Adding to 101244001 its reverse (100442101), we get a palindrome (201686102).

The spelling of 101244001 in words is "one hundred one million, two hundred forty-four thousand, one".