331223121022 has 8 divisors (see below), whose sum is σ = 496837809000. Its totient is φ = 165610518024.

The previous prime is 331223120993. The next prime is 331223121023. The reversal of 331223121022 is 220121322133.

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

It is a junction number, because it is equal to n+sod(n) for n = 331223120984 and 331223121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331223121023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32397 + ... + 814552.

It is an arithmetic number, because the mean of its divisors is an integer number (62104726125).

Almost surely, 2^331223121022 is an apocalyptic number.

331223121022 is a deficient number, since it is larger than the sum of its proper divisors (165614687978).

331223121022 is a wasteful number, since it uses less digits than its factorization.

331223121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042490.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 331223121022 its reverse (220121322133), we get a palindrome (551344443155).

The spelling of 331223121022 in words is "three hundred thirty-one billion, two hundred twenty-three million, one hundred twenty-one thousand, twenty-two".