201424340020 has 12 divisors (see below), whose sum is σ = 422991114084. Its totient is φ = 80569736000.

The previous prime is 201424340017. The next prime is 201424340057. The reversal of 201424340020 is 20043424102.

It is a happy number.

201424340020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 132803394084 + 68620945936 = 364422^2 + 261956^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201424339973 and 201424340000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5035608481 + ... + 5035608520.

It is an arithmetic number, because the mean of its divisors is an integer number (35249259507).

Almost surely, 2^201424340020 is an apocalyptic number.

201424340020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201424340020 is an abundant number, since it is smaller than the sum of its proper divisors (221566774064).

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

201424340020 is a wasteful number, since it uses less digits than its factorization.

201424340020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10071217010 (or 10071217008 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 201424340020 its reverse (20043424102), we get a palindrome (221467764122).

The spelling of 201424340020 in words is "two hundred one billion, four hundred twenty-four million, three hundred forty thousand, twenty".