2232155111 has 4 divisors (see below), whose sum is σ = 2248448352. Its totient is φ = 2215861872.

The previous prime is 2232155099. The next prime is 2232155113. The reversal of 2232155111 is 1115512322.

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 2232155111 - 2⁶ = 2232155047 is a prime.

It is a super-3 number, since 3×2232155111³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232155113) 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, 8146415 + ... + 8146688.

It is an arithmetic number, because the mean of its divisors is an integer number (562112088).

Almost surely, 2^2232155111 is an apocalyptic number.

2232155111 is a deficient number, since it is larger than the sum of its proper divisors (16293241).

2232155111 is a wasteful number, since it uses less digits than its factorization.

2232155111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16293240.

The product of its digits is 600, while the sum is 23.

The square root of 2232155111 is about 47245.6888086098. The cubic root of 2232155111 is about 1306.8972879316.

Adding to 2232155111 its reverse (1115512322), we get a palindrome (3347667433).

The spelling of 2232155111 in words is "two billion, two hundred thirty-two million, one hundred fifty-five thousand, one hundred eleven".