201421424113 has 32 divisors (see below), whose sum is σ = 249953501952. Its totient is φ = 158049964800.

The previous prime is 201421424111. The next prime is 201421424161. The reversal of 201421424113 is 311424124102.

It is not a de Polignac number, because 201421424113 - 2¹ = 201421424111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201421424111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23038923 + ... + 23047663.

It is an arithmetic number, because the mean of its divisors is an integer number (7811046936).

Almost surely, 2^201421424113 is an apocalyptic number.

It is an amenable number.

201421424113 is a deficient number, since it is larger than the sum of its proper divisors (48532077839).

201421424113 is a wasteful number, since it uses less digits than its factorization.

201421424113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10825.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 201421424113 its reverse (311424124102), we get a palindrome (512845548215).

The spelling of 201421424113 in words is "two hundred one billion, four hundred twenty-one million, four hundred twenty-four thousand, one hundred thirteen".