100331165012 has 24 divisors (see below), whose sum is σ = 200208344616. Its totient is φ = 43582768128.

The previous prime is 100331165003. The next prime is 100331165021. The reversal of 100331165012 is 210561133001.

It is an interprime number because it is at equal distance from previous prime (100331165003) and next prime (100331165021).

It can be written as a sum of positive squares in 4 ways, for example, as 31957282756 + 68373882256 = 178766^2 + 261484^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56747513 + ... + 56749280.

It is an arithmetic number, because the mean of its divisors is an integer number (8342014359).

Almost surely, 2^100331165012 is an apocalyptic number.

It is an amenable number.

100331165012 is a deficient number, since it is larger than the sum of its proper divisors (99877179604).

100331165012 is a wasteful number, since it uses less digits than its factorization.

100331165012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113496827 (or 113496825 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 100331165012 its reverse (210561133001), we get a palindrome (310892298013).

The spelling of 100331165012 in words is "one hundred billion, three hundred thirty-one million, one hundred sixty-five thousand, twelve".