201034141421 has 8 divisors (see below), whose sum is σ = 201586734264. Its totient is φ = 200482041600.

The previous prime is 201034141349. The next prime is 201034141493. The reversal of 201034141421 is 124141430102.

It is an interprime number because it is at equal distance from previous prime (201034141349) and next prime (201034141493).

It can be written as a sum of positive squares in 4 ways, for example, as 4307296900 + 196726844521 = 65630^2 + 443539^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201034141421 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 (201034141621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700931 + ... + 945183.

It is an arithmetic number, because the mean of its divisors is an integer number (25198341783).

Almost surely, 2^201034141421 is an apocalyptic number.

It is an amenable number.

201034141421 is a deficient number, since it is larger than the sum of its proper divisors (552592843).

201034141421 is a wasteful number, since it uses less digits than its factorization.

201034141421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246511.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 201034141421 its reverse (124141430102), we get a palindrome (325175571523).

The spelling of 201034141421 in words is "two hundred one billion, thirty-four million, one hundred forty-one thousand, four hundred twenty-one".