101132505145 has 16 divisors (see below), whose sum is σ = 138706363008. Its totient is φ = 69342825600.

The previous prime is 101132505109. The next prime is 101132505167. The reversal of 101132505145 is 541505231101.

It is not a de Polignac number, because 101132505145 - 2⁷ = 101132505017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401445 + ... + 602845.

It is an arithmetic number, because the mean of its divisors is an integer number (8669147688).

Almost surely, 2^101132505145 is an apocalyptic number.

It is an amenable number.

101132505145 is a deficient number, since it is larger than the sum of its proper divisors (37573857863).

101132505145 is a wasteful number, since it uses less digits than its factorization.

101132505145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215760.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 101132505145 its reverse (541505231101), we get a palindrome (642637736246).

The spelling of 101132505145 in words is "one hundred one billion, one hundred thirty-two million, five hundred five thousand, one hundred forty-five".