201132234 has 20 divisors (see below), whose sum is σ = 450685554. Its totient is φ = 67044024.

The previous prime is 201132227. The next prime is 201132251. The reversal of 201132234 is 432231102.

It can be written as a sum of positive squares in only one way, i.e., 183467025 + 17665209 = 13545^2 + 4203^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 620617 + ... + 620940.

Almost surely, 2^201132234 is an apocalyptic number.

201132234 is an abundant number, since it is smaller than the sum of its proper divisors (249553320).

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

201132234 is a wasteful number, since it uses less digits than its factorization.

201132234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241571 (or 1241562 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 201132234 is about 14182.1096456063. The cubic root of 201132234 is about 585.9050291254.

Adding to 201132234 its reverse (432231102), we get a palindrome (633363336).

The spelling of 201132234 in words is "two hundred one million, one hundred thirty-two thousand, two hundred thirty-four".