111122001212052 has 48 divisors (see below), whose sum is σ = 262177503033600. Its totient is φ = 36628740397440.

The previous prime is 111122001212051. The next prime is 111122001212071. The reversal of 111122001212052 is 250212100221111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111122001212051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82787724 + ... + 84119267.

It is an arithmetic number, because the mean of its divisors is an integer number (5462031313200).

Almost surely, 2^{111122001212052} is an apocalyptic number.

111122001212052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111122001212052 is an abundant number, since it is smaller than the sum of its proper divisors (151055501821548).

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

111122001212052 is a wasteful number, since it uses less digits than its factorization.

111122001212052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166907616 (or 166907614 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 21.

Adding to 111122001212052 its reverse (250212100221111), we get a palindrome (361334101433163).

The spelling of 111122001212052 in words is "one hundred eleven trillion, one hundred twenty-two billion, one million, two hundred twelve thousand, fifty-two".