4042121244 has 24 divisors (see below), whose sum is σ = 10778990208. Its totient is φ = 1154891760.

The previous prime is 4042121227. The next prime is 4042121261. The reversal of 4042121244 is 4421212404.

4042121244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4042121227) and next prime (4042121261).

It is a super-2 number, since 2×4042121244² = 32677488302392215072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24060162 + ... + 24060329.

It is an arithmetic number, because the mean of its divisors is an integer number (449124592).

Almost surely, 2^4042121244 is an apocalyptic number.

It is an amenable number.

4042121244 is an abundant number, since it is smaller than the sum of its proper divisors (6736868964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4042121244 is a wasteful number, since it uses less digits than its factorization.

4042121244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48120505 (or 48120503 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 4042121244 is about 63577.6788189062. The cubic root of 4042121244 is about 1592.9535497474.

Adding to 4042121244 its reverse (4421212404), we get a palindrome (8463333648).

The spelling of 4042121244 in words is "four billion, forty-two million, one hundred twenty-one thousand, two hundred forty-four".