201011323132157 has 2 divisors, whose sum is σ = 201011323132158. Its totient is φ = 201011323132156.

The previous prime is 201011323132129. The next prime is 201011323132331. The reversal of 201011323132157 is 751231323110102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129547784192836 + 71463538939321 = 11381906^2 + 8453611^2 .

It is a cyclic number.

It is not a de Polignac number, because 201011323132157 - 2⁸ = 201011323131901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201011323132957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100505661566078 + 100505661566079.

It is an arithmetic number, because the mean of its divisors is an integer number (100505661566079).

Almost surely, 2^{201011323132157} is an apocalyptic number.

It is an amenable number.

201011323132157 is a deficient number, since it is larger than the sum of its proper divisors (1).

201011323132157 is an equidigital number, since it uses as much as digits as its factorization.

201011323132157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

Adding to 201011323132157 its reverse (751231323110102), we get a palindrome (952242646242259).

The spelling of 201011323132157 in words is "two hundred one trillion, eleven billion, three hundred twenty-three million, one hundred thirty-two thousand, one hundred fifty-seven".