142231331612 has 6 divisors (see below), whose sum is σ = 248904830328. Its totient is φ = 71115665804.

The previous prime is 142231331609. The next prime is 142231331617. The reversal of 142231331612 is 216133132241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142231331617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17778916448 + ... + 17778916455.

It is an arithmetic number, because the mean of its divisors is an integer number (41484138388).

Almost surely, 2^142231331612 is an apocalyptic number.

It is an amenable number.

142231331612 is a deficient number, since it is larger than the sum of its proper divisors (106673498716).

142231331612 is a wasteful number, since it uses less digits than its factorization.

142231331612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35557832907 (or 35557832905 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

Adding to 142231331612 its reverse (216133132241), we get a palindrome (358364463853).

The spelling of 142231331612 in words is "one hundred forty-two billion, two hundred thirty-one million, three hundred thirty-one thousand, six hundred twelve".