220122200111012 has 24 divisors (see below), whose sum is σ = 388162488111552. Its totient is φ = 109218667032800.

The previous prime is 220122200110997. The next prime is 220122200111111. The reversal of 220122200111012 is 210111002221022.

It is a super-2 number, since 2×220122200111012² (a number of 29 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 20985713 + ... + 29675655.

It is an arithmetic number, because the mean of its divisors is an integer number (16173437004648).

Almost surely, 2^{220122200111012} is an apocalyptic number.

It is an amenable number.

220122200111012 is a deficient number, since it is larger than the sum of its proper divisors (168040288000540).

220122200111012 is a wasteful number, since it uses less digits than its factorization.

220122200111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8738419 (or 8738417 counting only the distinct ones).

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

Adding to 220122200111012 its reverse (210111002221022), we get a palindrome (430233202332034).

The spelling of 220122200111012 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred million, one hundred eleven thousand, twelve".