3012131121 has 8 divisors (see below), whose sum is σ = 4036984800. Its totient is φ = 1997682432.

The previous prime is 3012131117. The next prime is 3012131131. The reversal of 3012131121 is 1211312103.

It is a happy number.

3012131121 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3012131121 - 2² = 3012131117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3012131121.

It is not an unprimeable number, because it can be changed into a prime (3012131131) 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, 2600571 + ... + 2601728.

It is an arithmetic number, because the mean of its divisors is an integer number (504623100).

Almost surely, 2^3012131121 is an apocalyptic number.

It is an amenable number.

3012131121 is a deficient number, since it is larger than the sum of its proper divisors (1024853679).

3012131121 is a wasteful number, since it uses less digits than its factorization.

3012131121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202495.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 3012131121 is about 54882.8855017664. The cubic root of 3012131121 is about 1444.1909674015.

Adding to 3012131121 its reverse (1211312103), we get a palindrome (4223443224).

The spelling of 3012131121 in words is "three billion, twelve million, one hundred thirty-one thousand, one hundred twenty-one".