2220100001228 has 12 divisors (see below), whose sum is σ = 3885282975672. Its totient is φ = 1110019151040.

The previous prime is 2220100001227. The next prime is 2220100001239. The reversal of 2220100001228 is 8221000010222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2220100001221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7550093 + ... + 7838628.

It is an arithmetic number, because the mean of its divisors is an integer number (323773581306).

Almost surely, 2^{2220100001228} is an apocalyptic number.

It is an amenable number.

2220100001228 is a deficient number, since it is larger than the sum of its proper divisors (1665182974444).

2220100001228 is a wasteful number, since it uses less digits than its factorization.

2220100001228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15424792 (or 15424790 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The spelling of 2220100001228 in words is "two trillion, two hundred twenty billion, one hundred million, one thousand, two hundred twenty-eight".