331201221101322 has 64 divisors (see below), whose sum is σ = 823983951176064. Its totient is φ = 87194068899840.

The previous prime is 331201221101297. The next prime is 331201221101323. The reversal of 331201221101322 is 223101122102133.

It is a junction number, because it is equal to n+sod(n) for n = 331201221101292 and 331201221101301.

It is not an unprimeable number, because it can be changed into a prime (331201221101323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11353379803 + ... + 11353408974.

It is an arithmetic number, because the mean of its divisors is an integer number (12874749237126).

Almost surely, 2^{331201221101322} is an apocalyptic number.

331201221101322 is an abundant number, since it is smaller than the sum of its proper divisors (492782730074742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331201221101322 is a wasteful number, since it uses less digits than its factorization.

331201221101322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22706788823.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 331201221101322 its reverse (223101122102133), we get a palindrome (554302343203455).

The spelling of 331201221101322 in words is "three hundred thirty-one trillion, two hundred one billion, two hundred twenty-one million, one hundred one thousand, three hundred twenty-two".