11203112102011 has 2 divisors, whose sum is σ = 11203112102012. Its totient is φ = 11203112102010.

The previous prime is 11203112101997. The next prime is 11203112102069. The reversal of 11203112102011 is 11020121130211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11203112102011 - 2¹⁵ = 11203112069243 is a prime.

It is not a weakly prime, because it can be changed into another prime (11203112102081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601556051005 + 5601556051006.

It is an arithmetic number, because the mean of its divisors is an integer number (5601556051006).

Almost surely, 2^{11203112102011} is an apocalyptic number.

11203112102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203112102011 is an equidigital number, since it uses as much as digits as its factorization.

11203112102011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11203112102011 its reverse (11020121130211), we get a palindrome (22223233232222).

The spelling of 11203112102011 in words is "eleven trillion, two hundred three billion, one hundred twelve million, one hundred two thousand, eleven".