100340312 has 8 divisors (see below), whose sum is σ = 188138100. Its totient is φ = 50170152.

The previous prime is 100340299. The next prime is 100340321. The reversal of 100340312 is 213043001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6271262 + ... + 6271277.

Almost surely, 2^100340312 is an apocalyptic number.

It is an amenable number.

100340312 is a deficient number, since it is larger than the sum of its proper divisors (87797788).

100340312 is a wasteful number, since it uses less digits than its factorization.

100340312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12542545 (or 12542541 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 100340312 is about 10017.0011480483. The cubic root of 100340312 is about 464.6848166667.

Adding to 100340312 its reverse (213043001), we get a palindrome (313383313).

The spelling of 100340312 in words is "one hundred million, three hundred forty thousand, three hundred twelve".