101515353545 has 16 divisors (see below), whose sum is σ = 128994000768. Its totient is φ = 76429290240.

The previous prime is 101515353493. The next prime is 101515353649. The reversal of 101515353545 is 545353515101.

It is not a de Polignac number, because 101515353545 - 2¹² = 101515349449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101515353499 and 101515353508.

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, 1323290 + ... + 1397900.

It is an arithmetic number, because the mean of its divisors is an integer number (8062125048).

Almost surely, 2^101515353545 is an apocalyptic number.

It is an amenable number.

101515353545 is a deficient number, since it is larger than the sum of its proper divisors (27478647223).

101515353545 is a wasteful number, since it uses less digits than its factorization.

101515353545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90640.

The product of its (nonzero) digits is 112500, while the sum is 38.

Adding to 101515353545 its reverse (545353515101), we get a palindrome (646868868646).

The spelling of 101515353545 in words is "one hundred one billion, five hundred fifteen million, three hundred fifty-three thousand, five hundred forty-five".