11213105650 has 48 divisors (see below), whose sum is σ = 22114343520. Its totient is φ = 4215456000.

The previous prime is 11213105627. The next prime is 11213105653. The reversal of 11213105650 is 5650131211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (11213105653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 619225 + ... + 637075.

It is an arithmetic number, because the mean of its divisors is an integer number (460715490).

Almost surely, 2^11213105650 is an apocalyptic number.

11213105650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11213105650 is a deficient number, since it is larger than the sum of its proper divisors (10901237870).

11213105650 is a wasteful number, since it uses less digits than its factorization.

11213105650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18619 (or 18614 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 11213105650 its reverse (5650131211), we get a palindrome (16863236861).

The spelling of 11213105650 in words is "eleven billion, two hundred thirteen million, one hundred five thousand, six hundred fifty".