101515421174045 has 8 divisors (see below), whose sum is σ = 122043678250200. Its totient is φ = 81062221711680.

The previous prime is 101515421174017. The next prime is 101515421174099. The reversal of 101515421174045 is 540471124515101.

It can be written as a sum of positive squares in 4 ways, for example, as 37507564932964 + 64007856241081 = 6124342^2 + 8000491^2 .

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

It is not a de Polignac number, because 101515421174045 - 2³⁶ = 101446701697309 is a prime.

It is a super-2 number, since 2×101515421174045² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101515421173993 and 101515421174011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18764400470 + ... + 18764405879.

It is an arithmetic number, because the mean of its divisors is an integer number (15255459781275).

Almost surely, 2^{101515421174045} is an apocalyptic number.

It is an amenable number.

101515421174045 is a deficient number, since it is larger than the sum of its proper divisors (20528257076155).

101515421174045 is an equidigital number, since it uses as much as digits as its factorization.

101515421174045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37528806895.

The product of its (nonzero) digits is 112000, while the sum is 41.

Adding to 101515421174045 its reverse (540471124515101), we get a palindrome (641986545689146).

The spelling of 101515421174045 in words is "one hundred one trillion, five hundred fifteen billion, four hundred twenty-one million, one hundred seventy-four thousand, forty-five".