2012221111022 has 8 divisors (see below), whose sum is σ = 3018401262072. Its totient is φ = 1006087357000.

The previous prime is 2012221110971. The next prime is 2012221111081. The reversal of 2012221111022 is 2201111222102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2012221111022² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11490629 + ... + 11664432.

It is an arithmetic number, because the mean of its divisors is an integer number (377300157759).

Almost surely, 2^{2012221111022} is an apocalyptic number.

2012221111022 is a deficient number, since it is larger than the sum of its proper divisors (1006180151050).

2012221111022 is a wasteful number, since it uses less digits than its factorization.

2012221111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23198514.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2012221111022 its reverse (2201111222102), we get a palindrome (4213332333124).

The spelling of 2012221111022 in words is "two trillion, twelve billion, two hundred twenty-one million, one hundred eleven thousand, twenty-two".