401332201 has 16 divisors (see below), whose sum is σ = 421344000. Its totient is φ = 381886848.

The previous prime is 401332181. The next prime is 401332213. The reversal of 401332201 is 102233104.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 401332201 - 2¹³ = 401324009 is a prime.

It is a super-2 number, since 2×401332201² = 322135071119008802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401332241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 705045 + ... + 705613.

It is an arithmetic number, because the mean of its divisors is an integer number (26334000).

Almost surely, 2^401332201 is an apocalyptic number.

It is an amenable number.

401332201 is a deficient number, since it is larger than the sum of its proper divisors (20011799).

401332201 is a wasteful number, since it uses less digits than its factorization.

401332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 401332201 is about 20033.2773404653. The cubic root of 401332201 is about 737.6233717193.

Adding to 401332201 its reverse (102233104), we get a palindrome (503565305).

The spelling of 401332201 in words is "four hundred one million, three hundred thirty-two thousand, two hundred one".