101271801207 has 24 divisors (see below), whose sum is σ = 141608091648. Its totient is φ = 64361349360.

The previous prime is 101271801203. The next prime is 101271801221. The reversal of 101271801207 is 702108172101.

It is not a de Polignac number, because 101271801207 - 2² = 101271801203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101271801203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68983 + ... + 455304.

It is an arithmetic number, because the mean of its divisors is an integer number (5900337152).

Almost surely, 2^101271801207 is an apocalyptic number.

101271801207 is a deficient number, since it is larger than the sum of its proper divisors (40336290441).

101271801207 is an equidigital number, since it uses as much as digits as its factorization.

101271801207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524419 (or 524388 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 30.

Adding to 101271801207 its reverse (702108172101), we get a palindrome (803379973308).

The spelling of 101271801207 in words is "one hundred one billion, two hundred seventy-one million, eight hundred one thousand, two hundred seven".