100270912 has 112 divisors (see below), whose sum is σ = 239645952. Its totient is φ = 40734720.

The previous prime is 100270903. The next prime is 100270921. The reversal of 100270912 is 219072001.

It is an interprime number because it is at equal distance from previous prime (100270903) and next prime (100270921).

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973453 + ... + 973555.

It is an arithmetic number, because the mean of its divisors is an integer number (2139696).

Almost surely, 2^100270912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100270912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119822976).

100270912 is an abundant number, since it is smaller than the sum of its proper divisors (139375040).

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

100270912 is a wasteful number, since it uses less digits than its factorization.

100270912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 100270912 is about 10013.5364382420. The cubic root of 100270912 is about 464.5776594551.

The spelling of 100270912 in words is "one hundred million, two hundred seventy thousand, nine hundred twelve".