402201134321 has 32 divisors (see below), whose sum is σ = 478533550080. Its totient is φ = 330928416000.

The previous prime is 402201134261. The next prime is 402201134353. The reversal of 402201134321 is 123431102204.

It is a de Polignac number, because none of the positive numbers 2^k-402201134321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402201134221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3873401 + ... + 3975881.

It is an arithmetic number, because the mean of its divisors is an integer number (14954173440).

Almost surely, 2^402201134321 is an apocalyptic number.

It is an amenable number.

402201134321 is a deficient number, since it is larger than the sum of its proper divisors (76332415759).

402201134321 is a wasteful number, since it uses less digits than its factorization.

402201134321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102765.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 402201134321 its reverse (123431102204), we get a palindrome (525632236525).

The spelling of 402201134321 in words is "four hundred two billion, two hundred one million, one hundred thirty-four thousand, three hundred twenty-one".