22022211022012 has 12 divisors (see below), whose sum is σ = 38583526153536. Its totient is φ = 10998346406720.

The previous prime is 22022211021991. The next prime is 22022211022033. The reversal of 22022211022012 is 21022011222022.

It is an interprime number because it is at equal distance from previous prime (22022211021991) and next prime (22022211022033).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3189772189 + ... + 3189779092.

It is an arithmetic number, because the mean of its divisors is an integer number (3215293846128).

Almost surely, 2^{22022211022012} is an apocalyptic number.

It is an amenable number.

22022211022012 is a deficient number, since it is larger than the sum of its proper divisors (16561315131524).

22022211022012 is a wasteful number, since it uses less digits than its factorization.

22022211022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379552148 (or 6379552146 counting only the distinct ones).

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

Adding to 22022211022012 its reverse (21022011222022), we get a palindrome (43044222244034).

The spelling of 22022211022012 in words is "twenty-two trillion, twenty-two billion, two hundred eleven million, twenty-two thousand, twelve".