201132031 has 2 divisors, whose sum is σ = 201132032. Its totient is φ = 201132030.

The previous prime is 201132017. The next prime is 201132077. The reversal of 201132031 is 130231102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201132031 - 2¹¹ = 201129983 is a prime.

It is a super-2 number, since 2×201132031² = 80908187788369922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201132011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100566015 + 100566016.

It is an arithmetic number, because the mean of its divisors is an integer number (100566016).

Almost surely, 2^201132031 is an apocalyptic number.

201132031 is a deficient number, since it is larger than the sum of its proper divisors (1).

201132031 is an equidigital number, since it uses as much as digits as its factorization.

201132031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 201132031 is about 14182.1024887003. The cubic root of 201132031 is about 585.9048320100.

Adding to 201132031 its reverse (130231102), we get a palindrome (331363133).

The spelling of 201132031 in words is "two hundred one million, one hundred thirty-two thousand, thirty-one".