122210212221112 has 16 divisors (see below), whose sum is σ = 229145474881800. Its totient is φ = 61104752252640.

The previous prime is 122210212221103. The next prime is 122210212221127. The reversal of 122210212221112 is 211122212012221.

It is a super-2 number, since 2×122210212221112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42761562 + ... + 45529897.

Almost surely, 2^{122210212221112} is an apocalyptic number.

It is an amenable number.

122210212221112 is a deficient number, since it is larger than the sum of its proper divisors (106935262660688).

122210212221112 is a wasteful number, since it uses less digits than its factorization.

122210212221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88464486 (or 88464482 counting only the distinct ones).

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

Adding to 122210212221112 its reverse (211122212012221), we get a palindrome (333332424233333).

The spelling of 122210212221112 in words is "one hundred twenty-two trillion, two hundred ten billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twelve".