142402442241 has 16 divisors (see below), whose sum is σ = 190454060160. Its totient is φ = 94643304960.

The previous prime is 142402442219. The next prime is 142402442243. The reversal of 142402442241 is 142244204241.

It is not a de Polignac number, because 142402442241 - 2⁷ = 142402442113 is a prime.

It is a super-2 number, since 2×142402442241² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142402442199 and 142402442208.

It is not an unprimeable number, because it can be changed into a prime (142402442243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1351071 + ... + 1452651.

It is an arithmetic number, because the mean of its divisors is an integer number (11903378760).

Almost surely, 2^142402442241 is an apocalyptic number.

It is an amenable number.

142402442241 is a deficient number, since it is larger than the sum of its proper divisors (48051617919).

142402442241 is a wasteful number, since it uses less digits than its factorization.

142402442241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103016.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 142402442241 its reverse (142244204241), we get a palindrome (284646646482).

The spelling of 142402442241 in words is "one hundred forty-two billion, four hundred two million, four hundred forty-two thousand, two hundred forty-one".