2542226111 has 4 divisors (see below), whose sum is σ = 2558418792. Its totient is φ = 2526033432.

The previous prime is 2542226107. The next prime is 2542226129. The reversal of 2542226111 is 1116222452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2542226111 - 2² = 2542226107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542226311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8096105 + ... + 8096418.

It is an arithmetic number, because the mean of its divisors is an integer number (639604698).

Almost surely, 2^2542226111 is an apocalyptic number.

2542226111 is a deficient number, since it is larger than the sum of its proper divisors (16192681).

2542226111 is a wasteful number, since it uses less digits than its factorization.

2542226111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16192680.

The product of its digits is 1920, while the sum is 26.

The square root of 2542226111 is about 50420.4929666500. The cubic root of 2542226111 is about 1364.8074725666.

Adding to 2542226111 its reverse (1116222452), we get a palindrome (3658448563).

The spelling of 2542226111 in words is "two billion, five hundred forty-two million, two hundred twenty-six thousand, one hundred eleven".