400330422222 has 32 divisors (see below), whose sum is σ = 876991600800. Its totient is φ = 121263034368.

The previous prime is 400330422139. The next prime is 400330422353. The reversal of 400330422222 is 222224033004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 400330422192 and 400330422201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67666147 + ... + 67672062.

It is an arithmetic number, because the mean of its divisors is an integer number (27405987525).

Almost surely, 2^400330422222 is an apocalyptic number.

400330422222 is an abundant number, since it is smaller than the sum of its proper divisors (476661178578).

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

400330422222 is a wasteful number, since it uses less digits than its factorization.

400330422222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135338260.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 400330422222 its reverse (222224033004), we get a palindrome (622554455226).

The spelling of 400330422222 in words is "four hundred billion, three hundred thirty million, four hundred twenty-two thousand, two hundred twenty-two".