11442340142420 has 96 divisors (see below), whose sum is σ = 26257958528256. Its totient is φ = 4153777920000.

The previous prime is 11442340142383. The next prime is 11442340142459. The reversal of 11442340142420 is 2424104324411.

It is a super-2 number, since 2×11442340142420² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331635170 + ... + 331669670.

It is an arithmetic number, because the mean of its divisors is an integer number (273520401336).

Almost surely, 2^{11442340142420} is an apocalyptic number.

11442340142420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11442340142420 is an abundant number, since it is smaller than the sum of its proper divisors (14815618385836).

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

11442340142420 is a wasteful number, since it uses less digits than its factorization.

11442340142420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37041 (or 37039 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 11442340142420 its reverse (2424104324411), we get a palindrome (13866444466831).

The spelling of 11442340142420 in words is "eleven trillion, four hundred forty-two billion, three hundred forty million, one hundred forty-two thousand, four hundred twenty".