103534340520 has 64 divisors (see below), whose sum is σ = 334495566720. Its totient is φ = 25485375744.

The previous prime is 103534340509. The next prime is 103534340521. The reversal of 103534340520 is 25043435301.

It is a super-2 number, since 2×103534340520² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (103534340521) 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, 33182524 + ... + 33185643.

It is an arithmetic number, because the mean of its divisors is an integer number (5226493230).

Almost surely, 2^103534340520 is an apocalyptic number.

103534340520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103534340520 is an abundant number, since it is smaller than the sum of its proper divisors (230961226200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103534340520 is a wasteful number, since it uses less digits than its factorization.

103534340520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66368194 (or 66368190 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 103534340520 its reverse (25043435301), we get a palindrome (128577775821).

The spelling of 103534340520 in words is "one hundred three billion, five hundred thirty-four million, three hundred forty thousand, five hundred twenty".