100121248264 has 16 divisors (see below), whose sum is σ = 198770125500. Its totient is φ = 47115881472.

The previous prime is 100121248243. The next prime is 100121248313. The reversal of 100121248264 is 462842121001.

It can be written as a sum of positive squares in 2 ways, for example, as 99882545764 + 238702500 = 316042^2 + 15450^2 .

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, 368092689 + ... + 368092960.

Almost surely, 2^100121248264 is an apocalyptic number.

It is an amenable number.

100121248264 is a deficient number, since it is larger than the sum of its proper divisors (98648877236).

100121248264 is a wasteful number, since it uses less digits than its factorization.

100121248264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736185672 (or 736185668 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

Adding to 100121248264 its reverse (462842121001), we get a palindrome (562963369265).

The spelling of 100121248264 in words is "one hundred billion, one hundred twenty-one million, two hundred forty-eight thousand, two hundred sixty-four".