116016221 has 8 divisors (see below), whose sum is σ = 117495840. Its totient is φ = 114544368.

The previous prime is 116016179. The next prime is 116016259. The reversal of 116016221 is 122610611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116016221 - 2⁶ = 116016157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116016193 and 116016202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116016421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31730 + ... + 35196.

It is an arithmetic number, because the mean of its divisors is an integer number (14686980).

Almost surely, 2^116016221 is an apocalyptic number.

It is an amenable number.

116016221 is a deficient number, since it is larger than the sum of its proper divisors (1479619).

116016221 is a wasteful number, since it uses less digits than its factorization.

116016221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 116016221 is about 10771.0826289654. The cubic root of 116016221 is about 487.7226277490.

Adding to 116016221 its reverse (122610611), we get a palindrome (238626832).

The spelling of 116016221 in words is "one hundred sixteen million, sixteen thousand, two hundred twenty-one".