100515323152 has 20 divisors (see below), whose sum is σ = 196535124940. Its totient is φ = 49796581248.

The previous prime is 100515323147. The next prime is 100515323191. The reversal of 100515323152 is 251323515001.

It can be written as a sum of positive squares in 2 ways, for example, as 88587188496 + 11928134656 = 297636^2 + 109216^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100515323152.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28815723 + ... + 28819210.

It is an arithmetic number, because the mean of its divisors is an integer number (9826756247).

Almost surely, 2^100515323152 is an apocalyptic number.

It is an amenable number.

100515323152 is a deficient number, since it is larger than the sum of its proper divisors (96019801788).

100515323152 is a wasteful number, since it uses less digits than its factorization.

100515323152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57635050 (or 57635044 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 100515323152 its reverse (251323515001), we get a palindrome (351838838153).

The spelling of 100515323152 in words is "one hundred billion, five hundred fifteen million, three hundred twenty-three thousand, one hundred fifty-two".