11012122220022 has 192 divisors, whose sum is σ = 29987759812608. Its totient is φ = 2837199960000.

The previous prime is 11012122219999. The next prime is 11012122220027. The reversal of 11012122220022 is 22002222121011.

It is a happy number.

11012122220022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 11012122219977 and 11012122220004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012122220027) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 144578553 + ... + 144654699.

It is an arithmetic number, because the mean of its divisors is an integer number (156186249024).

Almost surely, 2^{11012122220022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11012122220022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14993879906304).

11012122220022 is an abundant number, since it is smaller than the sum of its proper divisors (18975637592586).

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

11012122220022 is a wasteful number, since it uses less digits than its factorization.

11012122220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77015 (or 77012 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11012122220022 its reverse (22002222121011), we get a palindrome (33014344341033).

The spelling of 11012122220022 in words is "eleven trillion, twelve billion, one hundred twenty-two million, two hundred twenty thousand, twenty-two".