3142440120 has 128 divisors (see below), whose sum is σ = 9602426880. Its totient is φ = 822528000.

The previous prime is 3142440107. The next prime is 3142440139. The reversal of 3142440120 is 210442413.

It is a super-2 number, since 2×3142440120² = 19749859815571228800, 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 31 ways as a sum of consecutive naturals, for example, 2308240 + ... + 2309600.

It is an arithmetic number, because the mean of its divisors is an integer number (75018960).

Almost surely, 2^3142440120 is an apocalyptic number.

3142440120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3142440120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4801213440).

3142440120 is an abundant number, since it is smaller than the sum of its proper divisors (6459986760).

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

3142440120 is a wasteful number, since it uses less digits than its factorization.

3142440120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717 (or 1713 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3142440120 is about 56057.4715805128. The cubic root of 3142440120 is about 1464.7235703284.

Adding to 3142440120 its reverse (210442413), we get a palindrome (3352882533).

The spelling of 3142440120 in words is "three billion, one hundred forty-two million, four hundred forty thousand, one hundred twenty".