140221401240422 has 4 divisors (see below), whose sum is σ = 210332101860636. Its totient is φ = 70110700620210.

The previous prime is 140221401240397. The next prime is 140221401240433. The reversal of 140221401240422 is 224042104122041.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35055350310104 + ... + 35055350310107.

It is an arithmetic number, because the mean of its divisors is an integer number (52583025465159).

Almost surely, 2^{140221401240422} is an apocalyptic number.

140221401240422 is a deficient number, since it is larger than the sum of its proper divisors (70110700620214).

140221401240422 is an equidigital number, since it uses as much as digits as its factorization.

140221401240422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70110700620213.

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 140221401240422 its reverse (224042104122041), we get a palindrome (364263505362463).

The spelling of 140221401240422 in words is "one hundred forty trillion, two hundred twenty-one billion, four hundred one million, two hundred forty thousand, four hundred twenty-two".