202143314100 has 144 divisors (see below), whose sum is σ = 719837621888. Its totient is φ = 42650012160.

The previous prime is 202143314071. The next prime is 202143314117. The reversal of 202143314100 is 1413341202.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 47 ways as a sum of consecutive naturals, for example, 3674959 + ... + 3729558.

Almost surely, 2^202143314100 is an apocalyptic number.

202143314100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202143314100 is an abundant number, since it is smaller than the sum of its proper divisors (517694307788).

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

202143314100 is a wasteful number, since it uses less digits than its factorization.

202143314100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7404554 (or 7404547 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202143314100 its reverse (1413341202), we get a palindrome (203556655302).

The spelling of 202143314100 in words is "two hundred two billion, one hundred forty-three million, three hundred fourteen thousand, one hundred".