142201244121244 has 108 divisors (see below), whose sum is σ = 319591703978568. Its totient is φ = 55159013595840.

The previous prime is 142201244121203. The next prime is 142201244121259. The reversal of 142201244121244 is 442121442102241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7823527 + ... + 18590590.

It is an arithmetic number, because the mean of its divisors is an integer number (2959182444246).

Almost surely, 2^{142201244121244} is an apocalyptic number.

142201244121244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

142201244121244 is an abundant number, since it is smaller than the sum of its proper divisors (177390459857324).

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

142201244121244 is a wasteful number, since it uses less digits than its factorization.

142201244121244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26414384 (or 26414364 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 34.

Adding to 142201244121244 its reverse (442121442102241), we get a palindrome (584322686223485).

The spelling of 142201244121244 in words is "one hundred forty-two trillion, two hundred one billion, two hundred forty-four million, one hundred twenty-one thousand, two hundred forty-four".