3321020023212 has 48 divisors (see below), whose sum is σ = 7801780896000. Its totient is φ = 1099474607040.

The previous prime is 3321020023121. The next prime is 3321020023213. The reversal of 3321020023212 is 2123200201233.

It is a happy number.

It is a super-2 number, since 2×3321020023212² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321020023213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20465089 + ... + 20626727.

It is an arithmetic number, because the mean of its divisors is an integer number (162537102000).

Almost surely, 2^{3321020023212} is an apocalyptic number.

It is an amenable number.

3321020023212 is an abundant number, since it is smaller than the sum of its proper divisors (4480760872788).

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

3321020023212 is a wasteful number, since it uses less digits than its factorization.

3321020023212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173286 (or 173284 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 3321020023212 its reverse (2123200201233), we get a palindrome (5444220224445).

The spelling of 3321020023212 in words is "three trillion, three hundred twenty-one billion, twenty million, twenty-three thousand, two hundred twelve".