2220001206 has 16 divisors (see below), whose sum is σ = 4452801984. Its totient is φ = 737867144.

The previous prime is 2220001187. The next prime is 2220001261. The reversal of 2220001206 is 6021000222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531060 + ... + 535223.

It is an arithmetic number, because the mean of its divisors is an integer number (278300124).

Almost surely, 2^2220001206 is an apocalyptic number.

2220001206 is an abundant number, since it is smaller than the sum of its proper divisors (2232800778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2220001206 is a wasteful number, since it uses less digits than its factorization.

2220001206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066635.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2220001206 is about 47116.8887555195. Note that the first 3 decimals coincide. The cubic root of 2220001206 is about 1304.5209862444.

Adding to 2220001206 its reverse (6021000222), we get a palindrome (8241001428).

The spelling of 2220001206 in words is "two billion, two hundred twenty million, one thousand, two hundred six".