100520520007 has 4 divisors (see below), whose sum is σ = 103237290856. Its totient is φ = 97803749160.

The previous prime is 100520519999. The next prime is 100520520019. The reversal of 100520520007 is 700025025001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700025025001 = 139 ⋅5036151259.

It is a cyclic number.

It is not a de Polignac number, because 100520520007 - 2³ = 100520519999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100520520007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100520520077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1358385369 + ... + 1358385442.

It is an arithmetic number, because the mean of its divisors is an integer number (25809322714).

Almost surely, 2^100520520007 is an apocalyptic number.

100520520007 is a deficient number, since it is larger than the sum of its proper divisors (2716770849).

100520520007 is an equidigital number, since it uses as much as digits as its factorization.

100520520007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716770848.

The product of its (nonzero) digits is 700, while the sum is 22.

Adding to 100520520007 its reverse (700025025001), we get a palindrome (800545545008).

The spelling of 100520520007 in words is "one hundred billion, five hundred twenty million, five hundred twenty thousand, seven".