1122001332 has 12 divisors (see below), whose sum is σ = 2618003136. Its totient is φ = 374000440.

The previous prime is 1122001297. The next prime is 1122001333. The reversal of 1122001332 is 2331002211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122001333) 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, 46750044 + ... + 46750067.

It is an arithmetic number, because the mean of its divisors is an integer number (218166928).

Almost surely, 2^1122001332 is an apocalyptic number.

1122001332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122001332 is an abundant number, since it is smaller than the sum of its proper divisors (1496001804).

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

1122001332 is a wasteful number, since it uses less digits than its factorization.

1122001332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93500118 (or 93500116 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1122001332 is about 33496.2883316943. The cubic root of 1122001332 is about 1039.1170180468.

Adding to 1122001332 its reverse (2331002211), we get a palindrome (3453003543).

The spelling of 1122001332 in words is "one billion, one hundred twenty-two million, one thousand, three hundred thirty-two".