2442111111 has 24 divisors (see below), whose sum is σ = 3952185744. Its totient is φ = 1440063360.

The previous prime is 2442111109. The next prime is 2442111131. The reversal of 2442111111 is 1111112442.

2442111111 is a `hidden beast` number, since 2 + 442 + 111 + 111 = 666.

It is not a de Polignac number, because 2442111111 - 2¹ = 2442111109 is a prime.

2442111111 is a modest number, since divided by 111111 gives 2442 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442111131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329686 + ... + 337011.

It is an arithmetic number, because the mean of its divisors is an integer number (164674406).

Almost surely, 2^2442111111 is an apocalyptic number.

2442111111 is a deficient number, since it is larger than the sum of its proper divisors (1510074633).

2442111111 is a wasteful number, since it uses less digits than its factorization.

2442111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666751 (or 666748 counting only the distinct ones).

The product of its digits is 64, while the sum is 18.

The square root of 2442111111 is about 49417.7206172037. The cubic root of 2442111111 is about 1346.6512540375.

Adding to 2442111111 its reverse (1111112442), we get a palindrome (3553223553).

The spelling of 2442111111 in words is "two billion, four hundred forty-two million, one hundred eleven thousand, one hundred eleven".