122103211201157 has 2 divisors, whose sum is σ = 122103211201158. Its totient is φ = 122103211201156.

The previous prime is 122103211201129. The next prime is 122103211201163. The reversal of 122103211201157 is 751102112301221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78849320721796 + 43253890479361 = 8879714^2 + 6576769^2 .

It is a cyclic number.

It is not a de Polignac number, because 122103211201157 - 2⁶ = 122103211201093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122103211201117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051605600578 + 61051605600579.

It is an arithmetic number, because the mean of its divisors is an integer number (61051605600579).

Almost surely, 2^{122103211201157} is an apocalyptic number.

It is an amenable number.

122103211201157 is a deficient number, since it is larger than the sum of its proper divisors (1).

122103211201157 is an equidigital number, since it uses as much as digits as its factorization.

122103211201157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 29.

Adding to 122103211201157 its reverse (751102112301221), we get a palindrome (873205323502378).

The spelling of 122103211201157 in words is "one hundred twenty-two trillion, one hundred three billion, two hundred eleven million, two hundred one thousand, one hundred fifty-seven".