202132343420 has 48 divisors (see below), whose sum is σ = 485147425728. Its totient is φ = 69298260480.

The previous prime is 202132343389. The next prime is 202132343443. The reversal of 202132343420 is 24343231202.

It is a self number, because there is not a number n which added to its sum of digits gives 202132343420.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2973734 + ... + 3040946.

It is an arithmetic number, because the mean of its divisors is an integer number (10107238036).

Almost surely, 2^202132343420 is an apocalyptic number.

202132343420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202132343420 is an abundant number, since it is smaller than the sum of its proper divisors (283015082308).

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

202132343420 is a wasteful number, since it uses less digits than its factorization.

202132343420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88710 (or 88708 counting only the distinct ones).

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

Adding to 202132343420 its reverse (24343231202), we get a palindrome (226475574622).

The spelling of 202132343420 in words is "two hundred two billion, one hundred thirty-two million, three hundred forty-three thousand, four hundred twenty".