11342134423220 has 48 divisors (see below), whose sum is σ = 23856694780800. Its totient is φ = 4529579564160.

The previous prime is 11342134423199. The next prime is 11342134423223. The reversal of 11342134423220 is 2232443124311.

It is a happy number.

11342134423220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11342134423223) 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, 41961905 + ... + 42231335.

It is an arithmetic number, because the mean of its divisors is an integer number (497014474600).

Almost surely, 2^{11342134423220} is an apocalyptic number.

11342134423220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11342134423220 is an abundant number, since it is smaller than the sum of its proper divisors (12514560357580).

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

11342134423220 is a wasteful number, since it uses less digits than its factorization.

11342134423220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272808 (or 272806 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 11342134423220 its reverse (2232443124311), we get a palindrome (13574577547531).

The spelling of 11342134423220 in words is "eleven trillion, three hundred forty-two billion, one hundred thirty-four million, four hundred twenty-three thousand, two hundred twenty".