201134312 has 8 divisors (see below), whose sum is σ = 377126850. Its totient is φ = 100567152.

The previous prime is 201134279. The next prime is 201134317. The reversal of 201134312 is 213431102.

It can be written as a sum of positive squares in only one way, i.e., 181010116 + 20124196 = 13454^2 + 4486^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×201134312² = 80910022927426688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201134317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12570887 + ... + 12570902.

Almost surely, 2^201134312 is an apocalyptic number.

It is an amenable number.

201134312 is a deficient number, since it is larger than the sum of its proper divisors (175992538).

201134312 is a wasteful number, since it uses less digits than its factorization.

201134312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25141795 (or 25141791 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 201134312 is about 14182.1829067320. The cubic root of 201134312 is about 585.9070468800.

Adding to 201134312 its reverse (213431102), we get a palindrome (414565414).

The spelling of 201134312 in words is "two hundred one million, one hundred thirty-four thousand, three hundred twelve".