100234312 has 16 divisors (see below), whose sum is σ = 198994860. Its totient is φ = 47169024.

The previous prime is 100234307. The next prime is 100234339. The reversal of 100234312 is 213432001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96943716 + 3290596 = 9846^2 + 1814^2 .

It is a super-2 number, since 2×100234312² = 20093834604226688, which contains 22 as substring.

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, 368373 + ... + 368644.

Almost surely, 2^100234312 is an apocalyptic number.

It is an amenable number.

100234312 is a deficient number, since it is larger than the sum of its proper divisors (98760548).

100234312 is a wasteful number, since it uses less digits than its factorization.

100234312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737040 (or 737036 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100234312 is about 10011.7087452642. The cubic root of 100234312 is about 464.5211272357.

Adding to 100234312 its reverse (213432001), we get a palindrome (313666313).

The spelling of 100234312 in words is "one hundred million, two hundred thirty-four thousand, three hundred twelve".