3112212201021 has 96 divisors (see below), whose sum is σ = 5905463316480. Its totient is φ = 1530135619200.

The previous prime is 3112212201013. The next prime is 3112212201023. The reversal of 3112212201021 is 1201022122113.

It is not a de Polignac number, because 3112212201021 - 2³ = 3112212201013 is a prime.

It is a super-3 number, since 3×3112212201021³ (a number of 38 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3112212200985 and 3112212201003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112212201023) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13327756 + ... + 13559258.

It is an arithmetic number, because the mean of its divisors is an integer number (61515242880).

Almost surely, 2^{3112212201021} is an apocalyptic number.

It is an amenable number.

3112212201021 is a deficient number, since it is larger than the sum of its proper divisors (2793251115459).

3112212201021 is a wasteful number, since it uses less digits than its factorization.

3112212201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232567 (or 232564 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 3112212201021 its reverse (1201022122113), we get a palindrome (4313234323134).

The spelling of 3112212201021 in words is "three trillion, one hundred twelve billion, two hundred twelve million, two hundred one thousand, twenty-one".