10011111122211 has 16 divisors (see below), whose sum is σ = 13574689430400. Its totient is φ = 6560808472448.

The previous prime is 10011111122209. The next prime is 10011111122219. The reversal of 10011111122211 is 11222111111001.

It is a cyclic number.

It is not a de Polignac number, because 10011111122211 - 2¹ = 10011111122209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10011111122219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7673440 + ... + 8882786.

It is an arithmetic number, because the mean of its divisors is an integer number (848418089400).

Almost surely, 2^{10011111122211} is an apocalyptic number.

10011111122211 is a deficient number, since it is larger than the sum of its proper divisors (3563578308189).

10011111122211 is a wasteful number, since it uses less digits than its factorization.

10011111122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256178.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 10011111122211 its reverse (11222111111001), we get a palindrome (21233222233212).

The spelling of 10011111122211 in words is "ten trillion, eleven billion, one hundred eleven million, one hundred twenty-two thousand, two hundred eleven".