11121201193 has 2 divisors, whose sum is σ = 11121201194. Its totient is φ = 11121201192.

The previous prime is 11121201139. The next prime is 11121201263. The reversal of 11121201193 is 39110212111.

Together with previous prime (11121201139) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9906818089 + 1214383104 = 99533^2 + 34848^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121201193 - 2²¹ = 11119104041 is a prime.

It is a super-2 number, since 2×11121201193² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11121271193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560600596 + 5560600597.

It is an arithmetic number, because the mean of its divisors is an integer number (5560600597).

Almost surely, 2^11121201193 is an apocalyptic number.

It is an amenable number.

11121201193 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121201193 is an equidigital number, since it uses as much as digits as its factorization.

11121201193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 11121201193 in words is "eleven billion, one hundred twenty-one million, two hundred one thousand, one hundred ninety-three".