11022211020111 has 16 divisors (see below), whose sum is σ = 14757086476800. Its totient is φ = 7317752158208.

The previous prime is 11022211020097. The next prime is 11022211020113. The reversal of 11022211020111 is 11102011222011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11022211020111 - 2¹⁵ = 11022210987343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022211020113) 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, 1392520 + ... + 4897298.

It is an arithmetic number, because the mean of its divisors is an integer number (922317904800).

Almost surely, 2^{11022211020111} is an apocalyptic number.

11022211020111 is a deficient number, since it is larger than the sum of its proper divisors (3734875456689).

11022211020111 is a wasteful number, since it uses less digits than its factorization.

11022211020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3509118.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11022211020111 its reverse (11102011222011), we get a palindrome (22124222242122).

The spelling of 11022211020111 in words is "eleven trillion, twenty-two billion, two hundred eleven million, twenty thousand, one hundred eleven".