100520125019 has 8 divisors (see below), whose sum is σ = 100986567360. Its totient is φ = 100053922176.

The previous prime is 100520124997. The next prime is 100520125073. The reversal of 100520125019 is 910521025001.

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

It is a cyclic number.

It is not a de Polignac number, because 100520125019 - 2¹² = 100520120923 is a prime.

It is a super-2 number, since 2×100520125019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100520115019) 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 7 ways as a sum of consecutive naturals, for example, 810734 + ... + 926460.

It is an arithmetic number, because the mean of its divisors is an integer number (12623320920).

Almost surely, 2^100520125019 is an apocalyptic number.

100520125019 is a deficient number, since it is larger than the sum of its proper divisors (466442341).

100520125019 is a wasteful number, since it uses less digits than its factorization.

100520125019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119749.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 100520125019 in words is "one hundred billion, five hundred twenty million, one hundred twenty-five thousand, nineteen".