402213224130 has 64 divisors (see below), whose sum is σ = 988484618880. Its totient is φ = 104685751296.

The previous prime is 402213224093. The next prime is 402213224183. The reversal of 402213224130 is 31422312204.

It is a happy number.

It is a super-2 number, since 2×402213224130² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402213224130.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1657626 + ... + 1884714.

It is an arithmetic number, because the mean of its divisors is an integer number (15445072170).

Almost surely, 2^402213224130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402213224130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494242309440).

402213224130 is an abundant number, since it is smaller than the sum of its proper divisors (586271394750).

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

402213224130 is a wasteful number, since it uses less digits than its factorization.

402213224130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228515.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 402213224130 its reverse (31422312204), we get a palindrome (433635536334).

The spelling of 402213224130 in words is "four hundred two billion, two hundred thirteen million, two hundred twenty-four thousand, one hundred thirty".