11223002261256 has 32 divisors (see below), whose sum is σ = 28093991402400. Its totient is φ = 3736135987200.

The previous prime is 11223002261227. The next prime is 11223002261257. The reversal of 11223002261256 is 65216220032211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11223002261257) 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, 304029070 + ... + 304065981.

It is an arithmetic number, because the mean of its divisors is an integer number (877937231325).

Almost surely, 2^{11223002261256} is an apocalyptic number.

It is an amenable number.

11223002261256 is an abundant number, since it is smaller than the sum of its proper divisors (16870989141144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11223002261256 is a wasteful number, since it uses less digits than its factorization.

11223002261256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608095829 (or 608095825 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 11223002261256 its reverse (65216220032211), we get a palindrome (76439222293467).

The spelling of 11223002261256 in words is "eleven trillion, two hundred twenty-three billion, two million, two hundred sixty-one thousand, two hundred fifty-six".