100332612 has 18 divisors (see below), whose sum is σ = 253618638. Its totient is φ = 33444192.

The previous prime is 100332611. The next prime is 100332653. The reversal of 100332612 is 216233001.

It can be written as a sum of positive squares in only one way, i.e., 94012416 + 6320196 = 9696^2 + 2514^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (100332611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1393473 + ... + 1393544.

Almost surely, 2^100332612 is an apocalyptic number.

100332612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100332612 is an abundant number, since it is smaller than the sum of its proper divisors (153286026).

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

100332612 is a wasteful number, since it uses less digits than its factorization.

100332612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787027 (or 2787022 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 100332612 is about 10016.6167941077. The cubic root of 100332612 is about 464.6729299034.

Adding to 100332612 its reverse (216233001), we get a palindrome (316565613).

The spelling of 100332612 in words is "one hundred million, three hundred thirty-two thousand, six hundred twelve".