3152120142 has 48 divisors (see below), whose sum is σ = 6668543232. Its totient is φ = 992816160.

The previous prime is 3152120129. The next prime is 3152120149. The reversal of 3152120142 is 2410212513.

It is a super-2 number, since 2×3152120142² = 19871722779204200328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3152120149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230517 + ... + 243807.

It is an arithmetic number, because the mean of its divisors is an integer number (138927984).

Almost surely, 2^3152120142 is an apocalyptic number.

3152120142 is an abundant number, since it is smaller than the sum of its proper divisors (3516423090).

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

3152120142 is a wasteful number, since it uses less digits than its factorization.

3152120142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13401 (or 13372 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3152120142 is about 56143.7453506622. The cubic root of 3152120142 is about 1466.2260145110.

Adding to 3152120142 its reverse (2410212513), we get a palindrome (5562332655).

The spelling of 3152120142 in words is "three billion, one hundred fifty-two million, one hundred twenty thousand, one hundred forty-two".