201112032157 has 2 divisors, whose sum is σ = 201112032158. Its totient is φ = 201112032156.

The previous prime is 201112032137. The next prime is 201112032217. The reversal of 201112032157 is 751230211102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200622472281 + 489559876 = 447909^2 + 22126^2 .

It is a cyclic number.

It is not a de Polignac number, because 201112032157 - 2¹¹ = 201112030109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201112032137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556016078 + 100556016079.

It is an arithmetic number, because the mean of its divisors is an integer number (100556016079).

Almost surely, 2^201112032157 is an apocalyptic number.

It is an amenable number.

201112032157 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112032157 is an equidigital number, since it uses as much as digits as its factorization.

201112032157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

Adding to 201112032157 its reverse (751230211102), we get a palindrome (952342243259).

The spelling of 201112032157 in words is "two hundred one billion, one hundred twelve million, thirty-two thousand, one hundred fifty-seven".