103001216 has 16 divisors (see below), whose sum is σ = 205197990. Its totient is φ = 51500544.

The previous prime is 103001201. The next prime is 103001221. The reversal of 103001216 is 612100301.

It can be written as a sum of positive squares in only one way, i.e., 63361600 + 39639616 = 7960^2 + 6296^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 103001216.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402221 + ... + 402476.

Almost surely, 2^103001216 is an apocalyptic number.

103001216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

103001216 is a deficient number, since it is larger than the sum of its proper divisors (102196774).

103001216 is an frugal number, since it uses more digits than its factorization.

103001216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804711 (or 804699 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 103001216 is about 10148.9514729355. The cubic root of 103001216 is about 468.7566594372.

Adding to 103001216 its reverse (612100301), we get a palindrome (715101517).

The spelling of 103001216 in words is "one hundred three million, one thousand, two hundred sixteen".