11212222020122 has 16 divisors (see below), whose sum is σ = 17295562454400. Its totient is φ = 5449169790240.

The previous prime is 11212222020121. The next prime is 11212222020149. The reversal of 11212222020122 is 22102022221211.

It is a junction number, because it is equal to n+sod(n) for n = 11212222020094 and 11212222020103.

It is not an unprimeable number, because it can be changed into a prime (11212222020121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533803154 + ... + 533824157.

It is an arithmetic number, because the mean of its divisors is an integer number (1080972653400).

Almost surely, 2^{11212222020122} is an apocalyptic number.

11212222020122 is a deficient number, since it is larger than the sum of its proper divisors (6083340434278).

11212222020122 is a wasteful number, since it uses less digits than its factorization.

11212222020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067627461.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11212222020122 its reverse (22102022221211), we get a palindrome (33314244241333).

The spelling of 11212222020122 in words is "eleven trillion, two hundred twelve billion, two hundred twenty-two million, twenty thousand, one hundred twenty-two".