11122022121212 has 48 divisors (see below), whose sum is σ = 19675949346144. Its totient is φ = 5500535040000.

The previous prime is 11122022121211. The next prime is 11122022121349. The reversal of 11122022121212 is 21212122022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122022121211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476898512 + ... + 476921832.

It is an arithmetic number, because the mean of its divisors is an integer number (409915611378).

Almost surely, 2^{11122022121212} is an apocalyptic number.

It is an amenable number.

11122022121212 is a deficient number, since it is larger than the sum of its proper divisors (8553927224932).

11122022121212 is a wasteful number, since it uses less digits than its factorization.

11122022121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25550 (or 25548 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11122022121212 its reverse (21212122022111), we get a palindrome (32334144143323).

The spelling of 11122022121212 in words is "eleven trillion, one hundred twenty-two billion, twenty-two million, one hundred twenty-one thousand, two hundred twelve".