11100211020111 has 32 divisors (see below), whose sum is σ = 15124686840000. Its totient is φ = 7239667728384.

The previous prime is 11100211020091. The next prime is 11100211020113. The reversal of 11100211020111 is 11102011200111.

It is not a de Polignac number, because 11100211020111 - 2¹³ = 11100211011919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100211020113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37325641 + ... + 37621853.

It is an arithmetic number, because the mean of its divisors is an integer number (472646463750).

Almost surely, 2^{11100211020111} is an apocalyptic number.

11100211020111 is a deficient number, since it is larger than the sum of its proper divisors (4024475819889).

11100211020111 is a wasteful number, since it uses less digits than its factorization.

11100211020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297675.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11100211020111 its reverse (11102011200111), we get a palindrome (22202222220222).

The spelling of 11100211020111 in words is "eleven trillion, one hundred billion, two hundred eleven million, twenty thousand, one hundred eleven".