3042313021 has 4 divisors (see below), whose sum is σ = 3318886944. Its totient is φ = 2765739100.

The previous prime is 3042312967. The next prime is 3042313051. The reversal of 3042313021 is 1203132403.

3042313021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3042313021 - 2⁷ = 3042312893 is a prime.

It is a super-2 number, since 2×3042313021² = 18511337035492292882, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3042313021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3042313051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138286945 + ... + 138286966.

It is an arithmetic number, because the mean of its divisors is an integer number (829721736).

Almost surely, 2^3042313021 is an apocalyptic number.

It is an amenable number.

3042313021 is a deficient number, since it is larger than the sum of its proper divisors (276573923).

3042313021 is a wasteful number, since it uses less digits than its factorization.

3042313021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276573922.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3042313021 is about 55157.1665425265. The cubic root of 3042313021 is about 1448.9985984625.

Adding to 3042313021 its reverse (1203132403), we get a palindrome (4245445424).

The spelling of 3042313021 in words is "three billion, forty-two million, three hundred thirteen thousand, twenty-one".