2220214455 has 24 divisors (see below), whose sum is σ = 3990906192. Its totient is φ = 1184113728.

The previous prime is 2220214453. The next prime is 2220214459. The reversal of 2220214455 is 5544120222.

2220214455 is a `hidden beast` number, since 2 + 2 + 202 + 1 + 4 + 455 = 666.

It is not a de Polignac number, because 2220214455 - 2¹ = 2220214453 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220214453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 912454 + ... + 914883.

It is an arithmetic number, because the mean of its divisors is an integer number (166287758).

Almost surely, 2^2220214455 is an apocalyptic number.

2220214455 is a deficient number, since it is larger than the sum of its proper divisors (1770691737).

2220214455 is an equidigital number, since it uses as much as digits as its factorization.

2220214455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827357 (or 1827345 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2220214455 is about 47119.1516795453. The cubic root of 2220214455 is about 1304.5627548237.

Adding to 2220214455 its reverse (5544120222), we get a palindrome (7764334677).

The spelling of 2220214455 in words is "two billion, two hundred twenty million, two hundred fourteen thousand, four hundred fifty-five".