402201122224 has 20 divisors (see below), whose sum is σ = 850106917800. Its totient is φ = 182818691840.

The previous prime is 402201122201. The next prime is 402201122249. The reversal of 402201122224 is 422221102204.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 402201122195 and 402201122204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142616649 + ... + 1142617000.

It is an arithmetic number, because the mean of its divisors is an integer number (42505345890).

Almost surely, 2^402201122224 is an apocalyptic number.

402201122224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402201122224 is an abundant number, since it is smaller than the sum of its proper divisors (447905795576).

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

402201122224 is a wasteful number, since it uses less digits than its factorization.

402201122224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285233668 (or 2285233662 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 402201122224 its reverse (422221102204), we get a palindrome (824422224428).

It can be divided in two parts, 402201 and 122224, that added together give a palindrome (524425).

The spelling of 402201122224 in words is "four hundred two billion, two hundred one million, one hundred twenty-two thousand, two hundred twenty-four".