111022123013312 has 56 divisors (see below), whose sum is σ = 251850905268480. Its totient is φ = 47567947864320.

The previous prime is 111022123013239. The next prime is 111022123013449. The reversal of 111022123013312 is 213310321220111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32108762 + ... + 35397977.

It is an arithmetic number, because the mean of its divisors is an integer number (4497337594080).

Almost surely, 2^{111022123013312} is an apocalyptic number.

It is an amenable number.

111022123013312 is an abundant number, since it is smaller than the sum of its proper divisors (140828782255168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111022123013312 is an equidigital number, since it uses as much as digits as its factorization.

111022123013312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67510429 (or 67510419 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111022123013312 its reverse (213310321220111), we get a palindrome (324332444233423).

The spelling of 111022123013312 in words is "one hundred eleven trillion, twenty-two billion, one hundred twenty-three million, thirteen thousand, three hundred twelve".