11121022110157 has 2 divisors, whose sum is σ = 11121022110158. Its totient is φ = 11121022110156.

The previous prime is 11121022110113. The next prime is 11121022110161. The reversal of 11121022110157 is 75101122012111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10156529198761 + 964492911396 = 3186931^2 + 982086^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121022110157 - 2¹¹ = 11121022108109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121022116157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560511055078 + 5560511055079.

It is an arithmetic number, because the mean of its divisors is an integer number (5560511055079).

Almost surely, 2^{11121022110157} is an apocalyptic number.

It is an amenable number.

11121022110157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121022110157 is an equidigital number, since it uses as much as digits as its factorization.

11121022110157 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 25.

Adding to 11121022110157 its reverse (75101122012111), we get a palindrome (86222144122268).

The spelling of 11121022110157 in words is "eleven trillion, one hundred twenty-one billion, twenty-two million, one hundred ten thousand, one hundred fifty-seven".