202240021024 has 24 divisors (see below), whose sum is σ = 398838374928. Its totient is φ = 100947735360.

The previous prime is 202240020979. The next prime is 202240021111. The reversal of 202240021024 is 420120042202.

It is a super-2 number, since 2×202240021024² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202240020992 and 202240021010.

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 3 ways as a sum of consecutive naturals, for example, 5364522 + ... + 5402089.

It is an arithmetic number, because the mean of its divisors is an integer number (16618265622).

Almost surely, 2^202240021024 is an apocalyptic number.

It is an amenable number.

202240021024 is a deficient number, since it is larger than the sum of its proper divisors (196598353904).

202240021024 is a wasteful number, since it uses less digits than its factorization.

202240021024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10767208 (or 10767200 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 202240021024 its reverse (420120042202), we get a palindrome (622360063226).

The spelling of 202240021024 in words is "two hundred two billion, two hundred forty million, twenty-one thousand, twenty-four".