140043422020442 has 16 divisors (see below), whose sum is σ = 210240947725632. Its totient is φ = 69963108321600.

The previous prime is 140043422020441. The next prime is 140043422020459. The reversal of 140043422020442 is 244020224340041.

It is a super-2 number, since 2×140043422020442² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140043422020399 and 140043422020408.

It is not an unprimeable number, because it can be changed into a prime (140043422020441) 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, 132970817 + ... + 134019867.

It is an arithmetic number, because the mean of its divisors is an integer number (13140059232852).

Almost surely, 2^{140043422020442} is an apocalyptic number.

140043422020442 is a deficient number, since it is larger than the sum of its proper divisors (70197525705190).

140043422020442 is a wasteful number, since it uses less digits than its factorization.

140043422020442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104853.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 140043422020442 its reverse (244020224340041), we get a palindrome (384063646360483).

The spelling of 140043422020442 in words is "one hundred forty trillion, forty-three billion, four hundred twenty-two million, twenty thousand, four hundred forty-two".