201130210277 has 2 divisors, whose sum is σ = 201130210278. Its totient is φ = 201130210276.

The previous prime is 201130210271. The next prime is 201130210361. The reversal of 201130210277 is 772012031102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199732123396 + 1398086881 = 446914^2 + 37391^2 .

It is a cyclic number.

It is not a de Polignac number, because 201130210277 - 2²⁶ = 201063101413 is a prime.

It is a super-2 number, since 2×201130210277² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201130210271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100565105138 + 100565105139.

It is an arithmetic number, because the mean of its divisors is an integer number (100565105139).

Almost surely, 2^201130210277 is an apocalyptic number.

It is an amenable number.

201130210277 is a deficient number, since it is larger than the sum of its proper divisors (1).

201130210277 is an equidigital number, since it uses as much as digits as its factorization.

201130210277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

Adding to 201130210277 its reverse (772012031102), we get a palindrome (973142241379).

The spelling of 201130210277 in words is "two hundred one billion, one hundred thirty million, two hundred ten thousand, two hundred seventy-seven".