11231320354 has 8 divisors (see below), whose sum is σ = 16848392220. Its totient is φ = 5615189616.

The previous prime is 11231320339. The next prime is 11231320357. The reversal of 11231320354 is 45302313211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10582854129 + 648466225 = 102873^2 + 25465^2 .

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

It is a super-2 number, since 2×11231320354² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11231320357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204649 + ... + 253660.

Almost surely, 2^11231320354 is an apocalyptic number.

11231320354 is a deficient number, since it is larger than the sum of its proper divisors (5617071866).

11231320354 is a wasteful number, since it uses less digits than its factorization.

11231320354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470564.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 11231320354 its reverse (45302313211), we get a palindrome (56533633565).

The spelling of 11231320354 in words is "eleven billion, two hundred thirty-one million, three hundred twenty thousand, three hundred fifty-four".