11212210001022 has 48 divisors (see below), whose sum is σ = 23842200131760. Its totient is φ = 3514439826432.

The previous prime is 11212210001021. The next prime is 11212210001029. The reversal of 11212210001022 is 22010001221211.

It is a junction number, because it is equal to n+sod(n) for n = 11212210000992 and 11212210001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212210001021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 905953 + ... + 4821324.

It is an arithmetic number, because the mean of its divisors is an integer number (496712502745).

Almost surely, 2^{11212210001022} is an apocalyptic number.

11212210001022 is an abundant number, since it is smaller than the sum of its proper divisors (12629990130738).

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

11212210001022 is a wasteful number, since it uses less digits than its factorization.

11212210001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728445 (or 5728428 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11212210001022 its reverse (22010001221211), we get a palindrome (33222211222233).

The spelling of 11212210001022 in words is "eleven trillion, two hundred twelve billion, two hundred ten million, one thousand, twenty-two".