220055331 has 8 divisors (see below), whose sum is σ = 294174720. Its totient is φ = 146319752.

The previous prime is 220055287. The next prime is 220055347. The reversal of 220055331 is 133550022.

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 220055331 - 2¹⁹ = 219531043 is a prime.

It is a super-2 number, since 2×220055331² = 96848697403039122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220055298 and 220055307.

It is not an unprimeable number, because it can be changed into a prime (220055351) 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, 94611 + ... + 96908.

It is an arithmetic number, because the mean of its divisors is an integer number (36771840).

Almost surely, 2^220055331 is an apocalyptic number.

220055331 is a deficient number, since it is larger than the sum of its proper divisors (74119389).

220055331 is a wasteful number, since it uses less digits than its factorization.

220055331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191905.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 220055331 is about 14834.2620645585. The cubic root of 220055331 is about 603.7316789489.

The spelling of 220055331 in words is "two hundred twenty million, fifty-five thousand, three hundred thirty-one".