10111110221011 has 2 divisors, whose sum is σ = 10111110221012. Its totient is φ = 10111110221010.

The previous prime is 10111110220999. The next prime is 10111110221057. The reversal of 10111110221011 is 11012201111101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111110221011 is a prime.

It is a super-2 number, since 2×10111110221011² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10111110220982 and 10111110221000.

It is not a weakly prime, because it can be changed into another prime (10111110221081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055555110505 + 5055555110506.

It is an arithmetic number, because the mean of its divisors is an integer number (5055555110506).

Almost surely, 2^{10111110221011} is an apocalyptic number.

10111110221011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111110221011 is an equidigital number, since it uses as much as digits as its factorization.

10111110221011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 10111110221011 its reverse (11012201111101), we get a palindrome (21123311332112).

The spelling of 10111110221011 in words is "ten trillion, one hundred eleven billion, one hundred ten million, two hundred twenty-one thousand, eleven".