11223431151 has 8 divisors (see below), whose sum is σ = 15072234240. Its totient is φ = 7428457752.

The previous prime is 11223431147. The next prime is 11223431159. The reversal of 11223431151 is 15113432211.

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

It is not a de Polignac number, because 11223431151 - 2² = 11223431147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223431159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13456935 + ... + 13457768.

It is an arithmetic number, because the mean of its divisors is an integer number (1884029280).

Almost surely, 2^11223431151 is an apocalyptic number.

11223431151 is a deficient number, since it is larger than the sum of its proper divisors (3848803089).

11223431151 is a wasteful number, since it uses less digits than its factorization.

11223431151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26914845.

The product of its digits is 720, while the sum is 24.

Adding to 11223431151 its reverse (15113432211), we get a palindrome (26336863362).

The spelling of 11223431151 in words is "eleven billion, two hundred twenty-three million, four hundred thirty-one thousand, one hundred fifty-one".