103215012316 has 12 divisors (see below), whose sum is σ = 194520600232. Its totient is φ = 47637697968.

The previous prime is 103215012301. The next prime is 103215012331. The reversal of 103215012316 is 613210512301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103215012301) and next prime (103215012331).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992451990 + ... + 992452093.

Almost surely, 2^103215012316 is an apocalyptic number.

It is an amenable number.

103215012316 is a deficient number, since it is larger than the sum of its proper divisors (91305587916).

103215012316 is a wasteful number, since it uses less digits than its factorization.

103215012316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984904100 (or 1984904098 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 103215012316 its reverse (613210512301), we get a palindrome (716425524617).

The spelling of 103215012316 in words is "one hundred three billion, two hundred fifteen million, twelve thousand, three hundred sixteen".