3111211122042 has 8 divisors (see below), whose sum is σ = 6222422244096. Its totient is φ = 1037070374012.

The previous prime is 3111211122017. The next prime is 3111211122053. The reversal of 3111211122042 is 2402211121113.

3111211122042 is digitally balanced in base 2, because in such base 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.

3111211122042 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259267593498 + ... + 259267593509.

It is an arithmetic number, because the mean of its divisors is an integer number (777802780512).

Almost surely, 2^{3111211122042} is an apocalyptic number.

3111211122042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3111211122042 is a wasteful number, since it uses less digits than its factorization.

3111211122042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518535187012.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 3111211122042 its reverse (2402211121113), we get a palindrome (5513422243155).

The spelling of 3111211122042 in words is "three trillion, one hundred eleven billion, two hundred eleven million, one hundred twenty-two thousand, forty-two".