103212016 has 10 divisors (see below), whose sum is σ = 199973312. Its totient is φ = 51606000.

The previous prime is 103211963. The next prime is 103212019. The reversal of 103212016 is 610212301.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 6450751 = 103212016 / (1 + 0 + 3 + 2 + 1 + 2 + 0 + 1 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103212019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225360 + ... + 3225391.

Almost surely, 2^103212016 is an apocalyptic number.

103212016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

103212016 is a deficient number, since it is larger than the sum of its proper divisors (96761296).

103212016 is an equidigital number, since it uses as much as digits as its factorization.

103212016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6450759 (or 6450753 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 103212016 is about 10159.3314740686. The cubic root of 103212016 is about 469.0762238530.

Adding to 103212016 its reverse (610212301), we get a palindrome (713424317).

The spelling of 103212016 in words is "one hundred three million, two hundred twelve thousand, sixteen".