11195098231 has 8 divisors (see below), whose sum is σ = 11593161344. Its totient is φ = 10799343360.

The previous prime is 11195098199. The next prime is 11195098267. The reversal of 11195098231 is 13289059111.

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

It is a cyclic number.

It is not a de Polignac number, because 11195098231 - 2⁵ = 11195098199 is a prime.

It is a super-2 number, since 2×11195098231² (a number of 21 digits) contains 22 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 (11195098331) 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 7 ways as a sum of consecutive naturals, for example, 567186 + ... + 586591.

It is an arithmetic number, because the mean of its divisors is an integer number (1449145168).

Almost surely, 2^11195098231 is an apocalyptic number.

11195098231 is a deficient number, since it is larger than the sum of its proper divisors (398063113).

11195098231 is a wasteful number, since it uses less digits than its factorization.

11195098231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154121.

The product of its (nonzero) digits is 19440, while the sum is 40.

The spelling of 11195098231 in words is "eleven billion, one hundred ninety-five million, ninety-eight thousand, two hundred thirty-one".