220117151 has 8 divisors (see below), whose sum is σ = 225680784. Its totient is φ = 214562880.

The previous prime is 220117127. The next prime is 220117171. The reversal of 220117151 is 151711022.

It is a happy number.

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 220117151 - 2⁶ = 220117087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220117171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89105 + ... + 91541.

It is an arithmetic number, because the mean of its divisors is an integer number (28210098).

Almost surely, 2^220117151 is an apocalyptic number.

220117151 is a deficient number, since it is larger than the sum of its proper divisors (5563633).

220117151 is a wasteful number, since it uses less digits than its factorization.

220117151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4681.

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 220117151 is about 14836.3456079993. The cubic root of 220117151 is about 603.7882089706.

Adding to 220117151 its reverse (151711022), we get a palindrome (371828173).

The spelling of 220117151 in words is "two hundred twenty million, one hundred seventeen thousand, one hundred fifty-one".