1201001132 has 24 divisors (see below), whose sum is σ = 2173194240. Its totient is φ = 580153680.

The previous prime is 1201001129. The next prime is 1201001209. The reversal of 1201001132 is 2311001021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68933 + ... + 84579.

It is an arithmetic number, because the mean of its divisors is an integer number (90549760).

Almost surely, 2^1201001132 is an apocalyptic number.

It is an amenable number.

1201001132 is a deficient number, since it is larger than the sum of its proper divisors (972193108).

1201001132 is a wasteful number, since it uses less digits than its factorization.

1201001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16301 (or 16299 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1201001132 is about 34655.4632345320. The cubic root of 1201001132 is about 1062.9540041226.

Adding to 1201001132 its reverse (2311001021), we get a palindrome (3512002153).

The spelling of 1201001132 in words is "one billion, two hundred one million, one thousand, one hundred thirty-two".