400301343240222 has 16 divisors (see below), whose sum is σ = 800607810344832. Its totient is φ = 133432927102680.

The previous prime is 400301343240221. The next prime is 400301343240229. The reversal of 400301343240222 is 222042343103004.

It is a self number, because there is not a number n which added to its sum of digits gives 400301343240222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400301343240221) 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, 212478354 + ... + 214354037.

It is an arithmetic number, because the mean of its divisors is an integer number (50037988146552).

Almost surely, 2^{400301343240222} is an apocalyptic number.

400301343240222 is an abundant number, since it is smaller than the sum of its proper divisors (400306467104610).

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

400301343240222 is a wasteful number, since it uses less digits than its factorization.

400301343240222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426988703.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 400301343240222 its reverse (222042343103004), we get a palindrome (622343686343226).

The spelling of 400301343240222 in words is "four hundred trillion, three hundred one billion, three hundred forty-three million, two hundred forty thousand, two hundred twenty-two".