3311113021 has 2 divisors, whose sum is σ = 3311113022. Its totient is φ = 3311113020.

The previous prime is 3311112983. The next prime is 3311113031. The reversal of 3311113021 is 1203111133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2014752996 + 1296360025 = 44886^2 + 36005^2 .

It is a cyclic number.

It is not a de Polignac number, because 3311113021 - 2¹⁹ = 3310588733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3311112986 and 3311113004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3311113031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1655556510 + 1655556511.

It is an arithmetic number, because the mean of its divisors is an integer number (1655556511).

Almost surely, 2^3311113021 is an apocalyptic number.

It is an amenable number.

3311113021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3311113021 is an equidigital number, since it uses as much as digits as its factorization.

3311113021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 3311113021 is about 57542.2716009718. The cubic root of 3311113021 is about 1490.4749054473.

Adding to 3311113021 its reverse (1203111133), we get a palindrome (4514224154).

The spelling of 3311113021 in words is "three billion, three hundred eleven million, one hundred thirteen thousand, twenty-one".