1201120132 has 12 divisors (see below), whose sum is σ = 2141620236. Its totient is φ = 589228640.

The previous prime is 1201120127. The next prime is 1201120139. The reversal of 1201120132 is 2310211021.

It can be written as a sum of positive squares in 2 ways, for example, as 874739776 + 326380356 = 29576^2 + 18066^2 .

It is not an unprimeable number, because it can be changed into a prime (1201120139) 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, 2832619 + ... + 2833042.

It is an arithmetic number, because the mean of its divisors is an integer number (178468353).

Almost surely, 2^1201120132 is an apocalyptic number.

It is an amenable number.

1201120132 is a deficient number, since it is larger than the sum of its proper divisors (940500104).

1201120132 is a wasteful number, since it uses less digits than its factorization.

1201120132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5665718 (or 5665716 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1201120132 is about 34657.1800930197. The cubic root of 1201120132 is about 1062.9891102092.

Adding to 1201120132 its reverse (2310211021), we get a palindrome (3511331153).

The spelling of 1201120132 in words is "one billion, two hundred one million, one hundred twenty thousand, one hundred thirty-two".