140421022221042 has 24 divisors (see below), whose sum is σ = 304320136573440. Its totient is φ = 46795532264280.

The previous prime is 140421022221019. The next prime is 140421022221049. The reversal of 140421022221042 is 240122220124041.

140421022221042 is a `hidden beast` number, since 1 + 4 + 0 + 421 + 0 + 2 + 22 + 210 + 4 + 2 = 666.

140421022221042 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140421022221042² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140421022220997 and 140421022221015.

It is not an unprimeable number, because it can be changed into a prime (140421022221049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 956186434 + ... + 956333277.

It is an arithmetic number, because the mean of its divisors is an integer number (12680005690560).

Almost surely, 2^{140421022221042} is an apocalyptic number.

140421022221042 is an abundant number, since it is smaller than the sum of its proper divisors (163899114352398).

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

140421022221042 is a wasteful number, since it uses less digits than its factorization.

140421022221042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912523798 (or 1912523795 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 140421022221042 its reverse (240122220124041), we get a palindrome (380543242345083).

The spelling of 140421022221042 in words is "one hundred forty trillion, four hundred twenty-one billion, twenty-two million, two hundred twenty-one thousand, forty-two".