11122123213020 has 48 divisors (see below), whose sum is σ = 31169825170848. Its totient is φ = 2963244268800.

The previous prime is 11122123212979. The next prime is 11122123213081. The reversal of 11122123213020 is 2031232122111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82909131 + ... + 83043170.

It is an arithmetic number, because the mean of its divisors is an integer number (649371357726).

Almost surely, 2^{11122123213020} is an apocalyptic number.

11122123213020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122123213020 is an abundant number, since it is smaller than the sum of its proper divisors (20047701957828).

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

11122123213020 is a wasteful number, since it uses less digits than its factorization.

11122123213020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165953430 (or 165953428 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11122123213020 its reverse (2031232122111), we get a palindrome (13153355335131).

The spelling of 11122123213020 in words is "eleven trillion, one hundred twenty-two billion, one hundred twenty-three million, two hundred thirteen thousand, twenty".