101523521113 has 16 divisors (see below), whose sum is σ = 119192385664. Its totient is φ = 84647203200.

The previous prime is 101523521053. The next prime is 101523521147. The reversal of 101523521113 is 311125325101.

It is a de Polignac number, because none of the positive numbers 2^k-101523521113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101523521213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041406 + ... + 1134712.

It is an arithmetic number, because the mean of its divisors is an integer number (7449524104).

Almost surely, 2^101523521113 is an apocalyptic number.

It is an amenable number.

101523521113 is a deficient number, since it is larger than the sum of its proper divisors (17668864551).

101523521113 is an equidigital number, since it uses as much as digits as its factorization.

101523521113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97552.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 101523521113 its reverse (311125325101), we get a palindrome (412648846214).

The spelling of 101523521113 in words is "one hundred one billion, five hundred twenty-three million, five hundred twenty-one thousand, one hundred thirteen".