100350812520 has 160 divisors (see below), whose sum is σ = 385474636800. Its totient is φ = 22937323392.

The previous prime is 100350812519. The next prime is 100350812557. The reversal of 100350812520 is 25218053001.

It is a happy number.

100350812520 is a `hidden beast` number, since 10 + 0 + 3 + 50 + 81 + 2 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2189640 + ... + 2234999.

It is an arithmetic number, because the mean of its divisors is an integer number (2409216480).

Almost surely, 2^100350812520 is an apocalyptic number.

100350812520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100350812520 is an abundant number, since it is smaller than the sum of its proper divisors (285123824280).

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

100350812520 is a wasteful number, since it uses less digits than its factorization.

100350812520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4424669 (or 4424656 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 100350812520 its reverse (25218053001), we get a palindrome (125568865521).

The spelling of 100350812520 in words is "one hundred billion, three hundred fifty million, eight hundred twelve thousand, five hundred twenty".