100122223312 has 20 divisors (see below), whose sum is σ = 202421017440. Its totient is φ = 47884541408.

The previous prime is 100122223307. The next prime is 100122223343. The reversal of 100122223312 is 213322221001.

It is a self number, because there is not a number n which added to its sum of digits gives 100122223312.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 136035262 + ... + 136035997.

It is an arithmetic number, because the mean of its divisors is an integer number (10121050872).

Almost surely, 2^100122223312 is an apocalyptic number.

It is an amenable number.

100122223312 is an abundant number, since it is smaller than the sum of its proper divisors (102298794128).

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

100122223312 is a wasteful number, since it uses less digits than its factorization.

100122223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272071290 (or 272071284 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 100122223312 its reverse (213322221001), we get a palindrome (313444444313).

The spelling of 100122223312 in words is "one hundred billion, one hundred twenty-two million, two hundred twenty-three thousand, three hundred twelve".