142241001442 has 16 divisors (see below), whose sum is σ = 217918179072. Its totient is φ = 69601845600.

The previous prime is 142241001403. The next prime is 142241001449. The reversal of 142241001442 is 244100142241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (142241001449) 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, 1315798 + ... + 1419790.

It is an arithmetic number, because the mean of its divisors is an integer number (13619886192).

Almost surely, 2^142241001442 is an apocalyptic number.

142241001442 is a deficient number, since it is larger than the sum of its proper divisors (75677177630).

142241001442 is a wasteful number, since it uses less digits than its factorization.

142241001442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118593.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 142241001442 its reverse (244100142241), we get a palindrome (386341143683).

The spelling of 142241001442 in words is "one hundred forty-two billion, two hundred forty-one million, one thousand, four hundred forty-two".