2111112220193 has 2 divisors, whose sum is σ = 2111112220194. Its totient is φ = 2111112220192.

The previous prime is 2111112220153. The next prime is 2111112220201. The reversal of 2111112220193 is 3910222111112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1255065368209 + 856046851984 = 1120297^2 + 925228^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111112220193 - 2¹² = 2111112216097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2111112220153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055556110096 + 1055556110097.

It is an arithmetic number, because the mean of its divisors is an integer number (1055556110097).

Almost surely, 2^{2111112220193} is an apocalyptic number.

It is an amenable number.

2111112220193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111112220193 is an equidigital number, since it uses as much as digits as its factorization.

2111112220193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 2111112220193 in words is "two trillion, one hundred eleven billion, one hundred twelve million, two hundred twenty thousand, one hundred ninety-three".