3021123442 has 4 divisors (see below), whose sum is σ = 4531685166. Its totient is φ = 1510561720.

The previous prime is 3021123433. The next prime is 3021123463. The reversal of 3021123442 is 2443211203.

3021123442 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 an emirpimes, since its reverse is a distinct semiprime: 2443211203 = 7549 ⋅323647.

It can be written as a sum of positive squares in only one way, i.e., 1558749361 + 1462374081 = 39481^2 + 38241^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 755280859 + ... + 755280862.

Almost surely, 2^3021123442 is an apocalyptic number.

3021123442 is a deficient number, since it is larger than the sum of its proper divisors (1510561724).

3021123442 is a wasteful number, since it uses less digits than its factorization.

3021123442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510561723.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3021123442 is about 54964.7472658612. The cubic root of 3021123442 is about 1445.6266869795.

Adding to 3021123442 its reverse (2443211203), we get a palindrome (5464334645).

The spelling of 3021123442 in words is "three billion, twenty-one million, one hundred twenty-three thousand, four hundred forty-two".