202021414 has 24 divisors (see below), whose sum is σ = 371063160. Its totient is φ = 82022976.

The previous prime is 202021409. The next prime is 202021423. The reversal of 202021414 is 414120202.

202021414 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52387 + ... + 56110.

It is an arithmetic number, because the mean of its divisors is an integer number (15460965).

Almost surely, 2^202021414 is an apocalyptic number.

202021414 is a deficient number, since it is larger than the sum of its proper divisors (169041746).

202021414 is a wasteful number, since it uses less digits than its factorization.

202021414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108532 (or 108525 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 202021414 is about 14213.4237254787. The cubic root of 202021414 is about 586.7671637553.

Adding to 202021414 its reverse (414120202), we get a palindrome (616141616).

The spelling of 202021414 in words is "two hundred two million, twenty-one thousand, four hundred fourteen".