220022211 has 16 divisors (see below), whose sum is σ = 311066784. Its totient is φ = 137854464.

The previous prime is 220022207. The next prime is 220022233. The reversal of 220022211 is 112220022.

220022211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220022211 - 2² = 220022207 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (220022291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37941 + ... + 43353.

It is an arithmetic number, because the mean of its divisors is an integer number (19441674).

Almost surely, 2^220022211 is an apocalyptic number.

220022211 is a deficient number, since it is larger than the sum of its proper divisors (91044573).

220022211 is a wasteful number, since it uses less digits than its factorization.

220022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 220022211 is about 14833.1456879517. The cubic root of 220022211 is about 603.7013886936.

Adding to 220022211 its reverse (112220022), we get a palindrome (332242233).

The spelling of 220022211 in words is "two hundred twenty million, twenty-two thousand, two hundred eleven".