101200110202157 has 2 divisors, whose sum is σ = 101200110202158. Its totient is φ = 101200110202156.

The previous prime is 101200110202069. The next prime is 101200110202189. The reversal of 101200110202157 is 751202011002101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58302601156996 + 42897509045161 = 7635614^2 + 6549619^2 .

It is a cyclic number.

It is not a de Polignac number, because 101200110202157 - 2³² = 101195815234861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101200110202957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600055101078 + 50600055101079.

It is an arithmetic number, because the mean of its divisors is an integer number (50600055101079).

Almost surely, 2^{101200110202157} is an apocalyptic number.

It is an amenable number.

101200110202157 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200110202157 is an equidigital number, since it uses as much as digits as its factorization.

101200110202157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 23.

Adding to 101200110202157 its reverse (751202011002101), we get a palindrome (852402121204258).

The spelling of 101200110202157 in words is "one hundred one trillion, two hundred billion, one hundred ten million, two hundred two thousand, one hundred fifty-seven".