402212320002 has 96 divisors (see below), whose sum is σ = 916227486720. Its totient is φ = 127274099040.

The previous prime is 402212319997. The next prime is 402212320031. The reversal of 402212320002 is 200023212204.

402212320002 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×402212320002² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47770149 + ... + 47778567.

It is an arithmetic number, because the mean of its divisors is an integer number (9544036320).

Almost surely, 2^402212320002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402212320002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458113743360).

402212320002 is an abundant number, since it is smaller than the sum of its proper divisors (514015166718).

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

402212320002 is a wasteful number, since it uses less digits than its factorization.

402212320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9308 (or 9305 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 402212320002 its reverse (200023212204), we get a palindrome (602235532206).

The spelling of 402212320002 in words is "four hundred two billion, two hundred twelve million, three hundred twenty thousand, two".