2231115535 has 8 divisors (see below), whose sum is σ = 2920733136. Its totient is φ = 1622629440.

The previous prime is 2231115517. The next prime is 2231115559. The reversal of 2231115535 is 5355111322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2231115535 - 2¹⁵ = 2231082767 is a prime.

It is a super-3 number, since 3×2231115535³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20282814 + ... + 20282923.

It is an arithmetic number, because the mean of its divisors is an integer number (365091642).

Almost surely, 2^2231115535 is an apocalyptic number.

2231115535 is a deficient number, since it is larger than the sum of its proper divisors (689617601).

2231115535 is a wasteful number, since it uses less digits than its factorization.

2231115535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40565753.

The product of its digits is 4500, while the sum is 28.

The square root of 2231115535 is about 47234.6857192890. The cubic root of 2231115535 is about 1306.6943704285.

Adding to 2231115535 its reverse (5355111322), we get a palindrome (7586226857).

The spelling of 2231115535 in words is "two billion, two hundred thirty-one million, one hundred fifteen thousand, five hundred thirty-five".