402213422203220 has 48 divisors (see below), whose sum is σ = 889312903832640. Its totient is φ = 152381795118336.

The previous prime is 402213422203217. The next prime is 402213422203231. The reversal of 402213422203220 is 22302224312204.

It is a happy number.

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, 123117377 + ... + 126342056.

It is an arithmetic number, because the mean of its divisors is an integer number (18527352163180).

Almost surely, 2^{402213422203220} is an apocalyptic number.

It is an amenable number.

402213422203220 is an abundant number, since it is smaller than the sum of its proper divisors (487099481629420).

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

402213422203220 is a wasteful number, since it uses less digits than its factorization.

402213422203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249463704 (or 249463702 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 402213422203220 its reverse (22302224312204), we get a palindrome (424515646515424).

The spelling of 402213422203220 in words is "four hundred two trillion, two hundred thirteen billion, four hundred twenty-two million, two hundred three thousand, two hundred twenty".