202144031340 has 96 divisors (see below), whose sum is σ = 567646464000. Its totient is φ = 53748769536.

The previous prime is 202144031303. The next prime is 202144031347. The reversal of 202144031340 is 43130441202.

It is a self number, because there is not a number n which added to its sum of digits gives 202144031340.

It is not an unprimeable number, because it can be changed into a prime (202144031347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73532286 + ... + 73535034.

It is an arithmetic number, because the mean of its divisors is an integer number (5912984000).

Almost surely, 2^202144031340 is an apocalyptic number.

202144031340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202144031340 is an abundant number, since it is smaller than the sum of its proper divisors (365502432660).

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

202144031340 is a wasteful number, since it uses less digits than its factorization.

202144031340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871 (or 5869 counting only the distinct ones).

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

Adding to 202144031340 its reverse (43130441202), we get a palindrome (245274472542).

The spelling of 202144031340 in words is "two hundred two billion, one hundred forty-four million, thirty-one thousand, three hundred forty".