201402210421 has 8 divisors (see below), whose sum is σ = 204341482944. Its totient is φ = 198465788640.

The previous prime is 201402210329. The next prime is 201402210463. The reversal of 201402210421 is 124012204102.

201402210421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201402210421 - 2¹³ = 201402202229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201402210521) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 570151 + ... + 853156.

It is an arithmetic number, because the mean of its divisors is an integer number (25542685368).

Almost surely, 2^201402210421 is an apocalyptic number.

It is an amenable number.

201402210421 is a deficient number, since it is larger than the sum of its proper divisors (2939272523).

201402210421 is a wasteful number, since it uses less digits than its factorization.

201402210421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425371.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201402210421 its reverse (124012204102), we get a palindrome (325414414523).

The spelling of 201402210421 in words is "two hundred one billion, four hundred two million, two hundred ten thousand, four hundred twenty-one".