140420221130042 has 64 divisors (see below), whose sum is σ = 259426569830400. Its totient is φ = 55677182077440.

The previous prime is 140420221130027. The next prime is 140420221130099. The reversal of 140420221130042 is 240031122024041.

It is a junction number, because it is equal to n+sod(n) for n = 140420221129993 and 140420221130020.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15132509 + ... + 22579487.

It is an arithmetic number, because the mean of its divisors is an integer number (4053540153600).

Almost surely, 2^{140420221130042} is an apocalyptic number.

140420221130042 is a deficient number, since it is larger than the sum of its proper divisors (119006348700358).

140420221130042 is a wasteful number, since it uses less digits than its factorization.

140420221130042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448931.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 140420221130042 its reverse (240031122024041), we get a palindrome (380451343154083).

The spelling of 140420221130042 in words is "one hundred forty trillion, four hundred twenty billion, two hundred twenty-one million, one hundred thirty thousand, forty-two".