111252252 has 12 divisors (see below), whose sum is σ = 259588616. Its totient is φ = 37084080.

The previous prime is 111252217. The next prime is 111252269. The reversal of 111252252 is 252252111.

It is a tau number, because it is divible by the number of its divisors (12).

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, 4635499 + ... + 4635522.

Almost surely, 2^111252252 is an apocalyptic number.

111252252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111252252 is an abundant number, since it is smaller than the sum of its proper divisors (148336364).

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

111252252 is a wasteful number, since it uses less digits than its factorization.

111252252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9271028 (or 9271026 counting only the distinct ones).

The product of its digits is 400, while the sum is 21.

The square root of 111252252 is about 10547.6183093625. The cubic root of 111252252 is about 480.9533310242.

It can be divided in two parts, 111 and 252252, that multiplied together give a palindrome (27999972).

The spelling of 111252252 in words is "one hundred eleven million, two hundred fifty-two thousand, two hundred fifty-two".