101243205201 has 32 divisors (see below), whose sum is σ = 141426754560. Its totient is φ = 64301688000.

The previous prime is 101243205163. The next prime is 101243205241. The reversal of 101243205201 is 102502342101.

It is not a de Polignac number, because 101243205201 - 2⁷ = 101243205073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101243205241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21765726 + ... + 21770376.

It is an arithmetic number, because the mean of its divisors is an integer number (4419586080).

Almost surely, 2^101243205201 is an apocalyptic number.

It is an amenable number.

101243205201 is a deficient number, since it is larger than the sum of its proper divisors (40183549359).

101243205201 is a wasteful number, since it uses less digits than its factorization.

101243205201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5877.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 101243205201 its reverse (102502342101), we get a palindrome (203745547302).

The spelling of 101243205201 in words is "one hundred one billion, two hundred forty-three million, two hundred five thousand, two hundred one".