3321213231231 has 64 divisors (see below), whose sum is σ = 5782345574400. Its totient is φ = 1844257621248.

The previous prime is 3321213231199. The next prime is 3321213231257. The reversal of 3321213231231 is 1321323121233.

3321213231231 is a `hidden beast` number, since 3 + 3 + 212 + 1 + 323 + 123 + 1 = 666.

3321213231231 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3321213231231 - 2⁵ = 3321213231199 is a prime.

It is a super-2 number, since 2×3321213231231² (a number of 26 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 3321213231195 and 3321213231204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321213231131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5363806 + ... + 5950868.

It is an arithmetic number, because the mean of its divisors is an integer number (90349149600).

Almost surely, 2^{3321213231231} is an apocalyptic number.

3321213231231 is a deficient number, since it is larger than the sum of its proper divisors (2461132343169).

3321213231231 is a wasteful number, since it uses less digits than its factorization.

3321213231231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587925 (or 587919 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 3321213231231 its reverse (1321323121233), we get a palindrome (4642536352464).

The spelling of 3321213231231 in words is "three trillion, three hundred twenty-one billion, two hundred thirteen million, two hundred thirty-one thousand, two hundred thirty-one".