331441334222401 has 8 divisors (see below), whose sum is σ = 356937132139560. Its totient is φ = 305945580686592.

The previous prime is 331441334222399. The next prime is 331441334222407. The reversal of 331441334222401 is 104222433144133.

It can be written as a sum of positive squares in 4 ways, for example, as 123458787662401 + 207982546560000 = 11111201^2 + 14421600^2 .

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 331441334222401 - 2¹ = 331441334222399 is a prime.

It is a super-2 number, since 2×331441334222401² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331441334222407) 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, 5314041 + ... + 26289193.

It is an arithmetic number, because the mean of its divisors is an integer number (44617141517445).

Almost surely, 2^{331441334222401} is an apocalyptic number.

It is an amenable number.

331441334222401 is a deficient number, since it is larger than the sum of its proper divisors (25495797917159).

331441334222401 is a wasteful number, since it uses less digits than its factorization.

331441334222401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22190675.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 331441334222401 its reverse (104222433144133), we get a palindrome (435663767366534).

The spelling of 331441334222401 in words is "three hundred thirty-one trillion, four hundred forty-one billion, three hundred thirty-four million, two hundred twenty-two thousand, four hundred one".