101532385441 has 4 divisors (see below), whose sum is σ = 101550351892. Its totient is φ = 101514418992.

The previous prime is 101532385439. The next prime is 101532385457. The reversal of 101532385441 is 144583235101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 144583235101 = 139 ⋅1040167159.

It can be written as a sum of positive squares in 2 ways, for example, as 57826301841 + 43706083600 = 240471^2 + 209060^2 .

It is a cyclic number.

It is not a de Polignac number, because 101532385441 - 2¹ = 101532385439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101532385441.

It is not an unprimeable number, because it can be changed into a prime (101532385411) 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 3 ways as a sum of consecutive naturals, for example, 8974746 + ... + 8986051.

It is an arithmetic number, because the mean of its divisors is an integer number (25387587973).

Almost surely, 2^101532385441 is an apocalyptic number.

It is an amenable number.

101532385441 is a deficient number, since it is larger than the sum of its proper divisors (17966451).

101532385441 is an equidigital number, since it uses as much as digits as its factorization.

101532385441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17966450.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 101532385441 in words is "one hundred one billion, five hundred thirty-two million, three hundred eighty-five thousand, four hundred forty-one".