101216616 has 16 divisors (see below), whose sum is σ = 253041600. Its totient is φ = 33738864.

The previous prime is 101216611. The next prime is 101216639. The reversal of 101216616 is 616612101.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4217359 = 101216616 / (1 + 0 + 1 + 2 + 1 + 6 + 6 + 1 + 6).

It is not an unprimeable number, because it can be changed into a prime (101216611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2108656 + ... + 2108703.

It is an arithmetic number, because the mean of its divisors is an integer number (15815100).

Almost surely, 2^101216616 is an apocalyptic number.

It is an amenable number.

101216616 is an abundant number, since it is smaller than the sum of its proper divisors (151824984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101216616 is a wasteful number, since it uses less digits than its factorization.

101216616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217368 (or 4217364 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 101216616 is about 10060.6468976900. The cubic root of 101216616 is about 466.0336446571.

Adding to 101216616 its reverse (616612101), we get a palindrome (717828717).

The spelling of 101216616 in words is "one hundred one million, two hundred sixteen thousand, six hundred sixteen".