2100111022393 has 2 divisors, whose sum is σ = 2100111022394. Its totient is φ = 2100111022392.

The previous prime is 2100111022301. The next prime is 2100111022433. The reversal of 2100111022393 is 3932201110012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1426944924304 + 673166098089 = 1194548^2 + 820467^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100111022393 - 2⁹ = 2100111021881 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100111022693) 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, 1050055511196 + 1050055511197.

It is an arithmetic number, because the mean of its divisors is an integer number (1050055511197).

Almost surely, 2^{2100111022393} is an apocalyptic number.

It is an amenable number.

2100111022393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100111022393 is an equidigital number, since it uses as much as digits as its factorization.

2100111022393 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 25.

The spelling of 2100111022393 in words is "two trillion, one hundred billion, one hundred eleven million, twenty-two thousand, three hundred ninety-three".