11022222012111 has 32 divisors (see below), whose sum is σ = 16552198756800. Its totient is φ = 7248347510400.

The previous prime is 11022222012077. The next prime is 11022222012157. The reversal of 11022222012111 is 11121022222011.

11022222012111 is a `hidden beast` number, since 1 + 10 + 222 + 220 + 1 + 211 + 1 = 666.

11022222012111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11022222012111 - 2¹⁴ = 11022221995727 is a prime.

It is a super-2 number, since 2×11022222012111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022222012611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6779236 + ... + 8246361.

It is an arithmetic number, because the mean of its divisors is an integer number (517256211150).

Almost surely, 2^{11022222012111} is an apocalyptic number.

11022222012111 is a deficient number, since it is larger than the sum of its proper divisors (5529976744689).

11022222012111 is a wasteful number, since it uses less digits than its factorization.

11022222012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15025976 (or 15025970 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11022222012111 its reverse (11121022222011), we get a palindrome (22143244234122).

The spelling of 11022222012111 in words is "eleven trillion, twenty-two billion, two hundred twenty-two million, twelve thousand, one hundred eleven".