3113121042 has 24 divisors (see below), whose sum is σ = 6746974416. Its totient is φ = 1037417976.

The previous prime is 3113120993. The next prime is 3113121043. The reversal of 3113121042 is 2401213113.

3113121042 is a `hidden beast` number, since 311 + 312 + 1 + 0 + 42 = 666.

3113121042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3113121043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48193 + ... + 92459.

It is an arithmetic number, because the mean of its divisors is an integer number (281123934).

Almost surely, 2^3113121042 is an apocalyptic number.

3113121042 is an abundant number, since it is smaller than the sum of its proper divisors (3633853374).

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

3113121042 is a wasteful number, since it uses less digits than its factorization.

3113121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48182 (or 48179 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 3113121042 is about 55795.3496449301. The cubic root of 3113121042 is about 1460.1540217194.

Adding to 3113121042 its reverse (2401213113), we get a palindrome (5514334155).

The spelling of 3113121042 in words is "three billion, one hundred thirteen million, one hundred twenty-one thousand, forty-two".