402132220343 has 24 divisors (see below), whose sum is σ = 481339774080. Its totient is φ = 334787690160.

The previous prime is 402132220339. The next prime is 402132220351. The reversal of 402132220343 is 343022231204.

It is not a de Polignac number, because 402132220343 - 2² = 402132220339 is a prime.

It is a super-2 number, since 2×402132220343² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402132220043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155963 + ... + 910268.

It is an arithmetic number, because the mean of its divisors is an integer number (20055823920).

Almost surely, 2^402132220343 is an apocalyptic number.

402132220343 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

402132220343 is a deficient number, since it is larger than the sum of its proper divisors (79207553737).

402132220343 is a wasteful number, since it uses less digits than its factorization.

402132220343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066467 (or 1066460 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 402132220343 its reverse (343022231204), we get a palindrome (745154451547).

The spelling of 402132220343 in words is "four hundred two billion, one hundred thirty-two million, two hundred twenty thousand, three hundred forty-three".