2221222200112 has 20 divisors (see below), whose sum is σ = 4304292864520. Its totient is φ = 1110436944768.

The previous prime is 2221222200091. The next prime is 2221222200133. The reversal of 2221222200112 is 2110022221222.

It is an interprime number because it is at equal distance from previous prime (2221222200091) and next prime (2221222200133).

It is a self number, because there is not a number n which added to its sum of digits gives 2221222200112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10779453 + ... + 10983580.

It is an arithmetic number, because the mean of its divisors is an integer number (215214643226).

Almost surely, 2^{2221222200112} is an apocalyptic number.

It is an amenable number.

2221222200112 is a deficient number, since it is larger than the sum of its proper divisors (2083070664408).

2221222200112 is a wasteful number, since it uses less digits than its factorization.

2221222200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21769420 (or 21769414 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2221222200112 its reverse (2110022221222), we get a palindrome (4331244421334).

The spelling of 2221222200112 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-two million, two hundred thousand, one hundred twelve".