1122105252 has 12 divisors (see below), whose sum is σ = 2618245616. Its totient is φ = 374035080.

The previous prime is 1122105251. The next prime is 1122105317. The reversal of 1122105252 is 2525012211.

1122105252 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (1122105251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46754374 + ... + 46754397.

Almost surely, 2^1122105252 is an apocalyptic number.

1122105252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122105252 is an abundant number, since it is smaller than the sum of its proper divisors (1496140364).

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

1122105252 is a wasteful number, since it uses less digits than its factorization.

1122105252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93508778 (or 93508776 counting only the distinct ones).

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

The square root of 1122105252 is about 33497.8395124223. The cubic root of 1122105252 is about 1039.1490981355.

Adding to 1122105252 its reverse (2525012211), we get a palindrome (3647117463).

The spelling of 1122105252 in words is "one billion, one hundred twenty-two million, one hundred five thousand, two hundred fifty-two".