140022020422 has 4 divisors (see below), whose sum is σ = 210033030636. Its totient is φ = 70011010210.

The previous prime is 140022020419. The next prime is 140022020473. The reversal of 140022020422 is 224020220041.

140022020422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 140022020422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35005505104 + ... + 35005505107.

It is an arithmetic number, because the mean of its divisors is an integer number (52508257659).

Almost surely, 2^140022020422 is an apocalyptic number.

140022020422 is a deficient number, since it is larger than the sum of its proper divisors (70011010214).

140022020422 is an equidigital number, since it uses as much as digits as its factorization.

140022020422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70011010213.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 140022020422 its reverse (224020220041), we get a palindrome (364042240463).

The spelling of 140022020422 in words is "one hundred forty billion, twenty-two million, twenty thousand, four hundred twenty-two".