11020111212222 has 48 divisors (see below), whose sum is σ = 27325122346080. Its totient is φ = 3144307674816.

The previous prime is 11020111212203. The next prime is 11020111212223. The reversal of 11020111212222 is 22221211102011.

11020111212222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11020111212222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11020111212195 and 11020111212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020111212223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59567397 + ... + 59752112.

It is an arithmetic number, because the mean of its divisors is an integer number (569273382210).

Almost surely, 2^{11020111212222} is an apocalyptic number.

11020111212222 is an abundant number, since it is smaller than the sum of its proper divisors (16305011133858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11020111212222 is a wasteful number, since it uses less digits than its factorization.

11020111212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119320257 (or 119320254 counting only the distinct ones).

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

Adding to 11020111212222 its reverse (22221211102011), we get a palindrome (33241322314233).

The spelling of 11020111212222 in words is "eleven trillion, twenty billion, one hundred eleven million, two hundred twelve thousand, two hundred twenty-two".