111210220131193 has 2 divisors, whose sum is σ = 111210220131194. Its totient is φ = 111210220131192.

The previous prime is 111210220131167. The next prime is 111210220131211. The reversal of 111210220131193 is 391131022012111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68674153538169 + 42536066593024 = 8286987^2 + 6521968^2 .

It is a cyclic number.

It is not a de Polignac number, because 111210220131193 - 2²⁵ = 111210186576761 is a prime.

It is not a weakly prime, because it can be changed into another prime (111210220141193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55605110065596 + 55605110065597.

It is an arithmetic number, because the mean of its divisors is an integer number (55605110065597).

Almost surely, 2^{111210220131193} is an apocalyptic number.

It is an amenable number.

111210220131193 is a deficient number, since it is larger than the sum of its proper divisors (1).

111210220131193 is an equidigital number, since it uses as much as digits as its factorization.

111210220131193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 111210220131193 in words is "one hundred eleven trillion, two hundred ten billion, two hundred twenty million, one hundred thirty-one thousand, one hundred ninety-three".