101243130334521 has 8 divisors (see below), whose sum is σ = 154275246224064. Its totient is φ = 57853217334000.

The previous prime is 101243130334481. The next prime is 101243130334529. The reversal of 101243130334521 is 125433031342101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101243130334521 - 2¹⁹ = 101243129810233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101243130334529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2410550722230 + ... + 2410550722271.

It is an arithmetic number, because the mean of its divisors is an integer number (19284405778008).

Almost surely, 2^{101243130334521} is an apocalyptic number.

It is an amenable number.

101243130334521 is a deficient number, since it is larger than the sum of its proper divisors (53032115889543).

101243130334521 is an equidigital number, since it uses as much as digits as its factorization.

101243130334521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4821101444511.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 101243130334521 its reverse (125433031342101), we get a palindrome (226676161676622).

The spelling of 101243130334521 in words is "one hundred one trillion, two hundred forty-three billion, one hundred thirty million, three hundred thirty-four thousand, five hundred twenty-one".