142304423131012 has 24 divisors (see below), whose sum is σ = 249112532425176. Its totient is φ = 71129415022848.

The previous prime is 142304423130997. The next prime is 142304423131019. The reversal of 142304423131012 is 210131324403241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4708144870276 + 137596278260736 = 2169826^2 + 11730144^2 .

It is a super-2 number, since 2×142304423131012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142304423131019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586273018 + ... + 586515694.

It is an arithmetic number, because the mean of its divisors is an integer number (10379688851049).

Almost surely, 2^{142304423131012} is an apocalyptic number.

It is an amenable number.

142304423131012 is a deficient number, since it is larger than the sum of its proper divisors (106808109294164).

142304423131012 is a wasteful number, since it uses less digits than its factorization.

142304423131012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289047 (or 289045 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 142304423131012 its reverse (210131324403241), we get a palindrome (352435747534253).

The spelling of 142304423131012 in words is "one hundred forty-two trillion, three hundred four billion, four hundred twenty-three million, one hundred thirty-one thousand, twelve".