2222001122012 has 48 divisors (see below), whose sum is σ = 4472870368512. Its totient is φ = 946104364800.

The previous prime is 2222001121871. The next prime is 2222001122119. The reversal of 2222001122012 is 2102211002222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12843887 + ... + 13015737.

It is an arithmetic number, because the mean of its divisors is an integer number (93184799344).

Almost surely, 2^{2222001122012} is an apocalyptic number.

It is an amenable number.

2222001122012 is an abundant number, since it is smaller than the sum of its proper divisors (2250869246500).

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

2222001122012 is a wasteful number, since it uses less digits than its factorization.

2222001122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174858 (or 174856 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2222001122012 its reverse (2102211002222), we get a palindrome (4324212124234).

The spelling of 2222001122012 in words is "two trillion, two hundred twenty-two billion, one million, one hundred twenty-two thousand, twelve".