331132021133301 has 40 divisors (see below), whose sum is σ = 520706477332800. Its totient is φ = 209128763900160.

The previous prime is 331132021133299. The next prime is 331132021133357. The reversal of 331132021133301 is 103331120231133.

331132021133301 is a `hidden beast` number, since 3 + 3 + 1 + 1 + 320 + 2 + 1 + 1 + 3 + 330 + 1 = 666.

It is not a de Polignac number, because 331132021133301 - 2¹ = 331132021133299 is a prime.

It is a super-2 number, since 2×331132021133301² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331132021133701) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40856320 + ... + 48285638.

It is an arithmetic number, because the mean of its divisors is an integer number (13017661933320).

Almost surely, 2^{331132021133301} is an apocalyptic number.

It is an amenable number.

331132021133301 is a deficient number, since it is larger than the sum of its proper divisors (189574456199499).

331132021133301 is a wasteful number, since it uses less digits than its factorization.

331132021133301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7458311 (or 7458302 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 331132021133301 its reverse (103331120231133), we get a palindrome (434463141364434).

The spelling of 331132021133301 in words is "three hundred thirty-one trillion, one hundred thirty-two billion, twenty-one million, one hundred thirty-three thousand, three hundred one".