122111222220112 has 80 divisors (see below), whose sum is σ = 243262190223360. Its totient is φ = 59347787216256.

The previous prime is 122111222220067. The next prime is 122111222220199. The reversal of 122111222220112 is 211022222111221.

It is a super-3 number, since 3×122111222220112³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 448936089 + ... + 449208007.

It is an arithmetic number, because the mean of its divisors is an integer number (3040777377792).

Almost surely, 2^{122111222220112} is an apocalyptic number.

It is an amenable number.

122111222220112 is a deficient number, since it is larger than the sum of its proper divisors (121150968003248).

122111222220112 is a wasteful number, since it uses less digits than its factorization.

122111222220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275120 (or 275114 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 122111222220112 its reverse (211022222111221), we get a palindrome (333133444331333).

The spelling of 122111222220112 in words is "one hundred twenty-two trillion, one hundred eleven billion, two hundred twenty-two million, two hundred twenty thousand, one hundred twelve".