11223345677 has 4 divisors (see below), whose sum is σ = 11484353760. Its totient is φ = 10962337596.

The previous prime is 11223345671. The next prime is 11223345697. The reversal of 11223345677 is 77654332211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11223345677 - 2⁶ = 11223345613 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223345671) 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, 130503977 + ... + 130504062.

It is an arithmetic number, because the mean of its divisors is an integer number (2871088440).

Almost surely, 2^11223345677 is an apocalyptic number.

It is an amenable number.

11223345677 is a deficient number, since it is larger than the sum of its proper divisors (261008083).

11223345677 is an equidigital number, since it uses as much as digits as its factorization.

11223345677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261008082.

The product of its digits is 211680, while the sum is 41.

Adding to 11223345677 its reverse (77654332211), we get a palindrome (88877677888).

The spelling of 11223345677 in words is "eleven billion, two hundred twenty-three million, three hundred forty-five thousand, six hundred seventy-seven".