202314021 has 16 divisors (see below), whose sum is σ = 332002944. Its totient is φ = 106714944.

The previous prime is 202314019. The next prime is 202314031. The reversal of 202314021 is 120413202.

202314021 = T₂₀₆₃ + T₂₀₆₄ + ... + T₂₁₅₃.

It is not a de Polignac number, because 202314021 - 2¹ = 202314019 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202314001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 370266 + ... + 370811.

It is an arithmetic number, because the mean of its divisors is an integer number (20750184).

Almost surely, 2^202314021 is an apocalyptic number.

202314021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

202314021 is a deficient number, since it is larger than the sum of its proper divisors (129688923).

202314021 is a wasteful number, since it uses less digits than its factorization.

202314021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741100.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 202314021 is about 14223.7133337255. The cubic root of 202314021 is about 587.0503174897.

Adding to 202314021 its reverse (120413202), we get a palindrome (322727223).

The spelling of 202314021 in words is "two hundred two million, three hundred fourteen thousand, twenty-one".