111010020193 has 2 divisors, whose sum is σ = 111010020194. Its totient is φ = 111010020192.

The previous prime is 111010020151. The next prime is 111010020203. The reversal of 111010020193 is 391020010111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104592087649 + 6417932544 = 323407^2 + 80112^2 .

It is a cyclic number.

It is not a de Polignac number, because 111010020193 - 2¹⁷ = 111009889121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111010020193.

It is not a weakly prime, because it can be changed into another prime (111010320193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505010096 + 55505010097.

It is an arithmetic number, because the mean of its divisors is an integer number (55505010097).

Almost surely, 2^111010020193 is an apocalyptic number.

It is an amenable number.

111010020193 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010020193 is an equidigital number, since it uses as much as digits as its factorization.

111010020193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 19.

The spelling of 111010020193 in words is "one hundred eleven billion, ten million, twenty thousand, one hundred ninety-three".