402222440200 has 96 divisors (see below), whose sum is σ = 1069101394560. Its totient is φ = 137861107200.

The previous prime is 402222440159. The next prime is 402222440203. The reversal of 402222440200 is 2044222204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (402222440203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4535484 + ... + 4623316.

It is an arithmetic number, because the mean of its divisors is an integer number (11136472860).

Almost surely, 2^402222440200 is an apocalyptic number.

402222440200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402222440200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534550697280).

402222440200 is an abundant number, since it is smaller than the sum of its proper divisors (666878954360).

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

402222440200 is a wasteful number, since it uses less digits than its factorization.

402222440200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91127 (or 91118 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 402222440200 its reverse (2044222204), we get a palindrome (404266662404).

The spelling of 402222440200 in words is "four hundred two billion, two hundred twenty-two million, four hundred forty thousand, two hundred".