3030121142 has 16 divisors (see below), whose sum is σ = 4670745072. Its totient is φ = 1473253920.

The previous prime is 3030121117. The next prime is 3030121147. The reversal of 3030121142 is 2411210303.

It is a self number, because there is not a number n which added to its sum of digits gives 3030121142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030121147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126713 + ... + 148715.

It is an arithmetic number, because the mean of its divisors is an integer number (291921567).

Almost surely, 2^3030121142 is an apocalyptic number.

3030121142 is a deficient number, since it is larger than the sum of its proper divisors (1640623930).

3030121142 is a wasteful number, since it uses less digits than its factorization.

3030121142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23903.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3030121142 is about 55046.5361489713. The cubic root of 3030121142 is about 1447.0604167101.

Adding to 3030121142 its reverse (2411210303), we get a palindrome (5441331445).

The spelling of 3030121142 in words is "three billion, thirty million, one hundred twenty-one thousand, one hundred forty-two".