142111344012 has 48 divisors (see below), whose sum is σ = 367137063552. Its totient is φ = 42421294080.

The previous prime is 142111343987. The next prime is 142111344029. The reversal of 142111344012 is 210443111241.

It is a happy number.

It is a super-2 number, since 2×142111344012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8025493 + ... + 8043180.

It is an arithmetic number, because the mean of its divisors is an integer number (7648688824).

Almost surely, 2^142111344012 is an apocalyptic number.

142111344012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142111344012 is an abundant number, since it is smaller than the sum of its proper divisors (225025719540).

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

142111344012 is a wasteful number, since it uses less digits than its factorization.

142111344012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16068758 (or 16068756 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 142111344012 its reverse (210443111241), we get a palindrome (352554455253).

The spelling of 142111344012 in words is "one hundred forty-two billion, one hundred eleven million, three hundred forty-four thousand, twelve".