3112322021 has 8 divisors (see below), whose sum is σ = 3280393080. Its totient is φ = 2948300992.

The previous prime is 3112322009. The next prime is 3112322029. The reversal of 3112322021 is 1202232113.

It can be written as a sum of positive squares in 4 ways, for example, as 1941724225 + 1170597796 = 44065^2 + 34214^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3112322021 - 2²² = 3108127717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112322029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010930 + ... + 1014003.

It is an arithmetic number, because the mean of its divisors is an integer number (410049135).

Almost surely, 2^3112322021 is an apocalyptic number.

It is an amenable number.

3112322021 is a deficient number, since it is larger than the sum of its proper divisors (168071059).

3112322021 is a wasteful number, since it uses less digits than its factorization.

3112322021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025015.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3112322021 is about 55788.1889023116. The cubic root of 3112322021 is about 1460.0290888368.

Adding to 3112322021 its reverse (1202232113), we get a palindrome (4314554134).

The spelling of 3112322021 in words is "three billion, one hundred twelve million, three hundred twenty-two thousand, twenty-one".