11220241340 has 96 divisors (see below), whose sum is σ = 30653973504. Its totient is φ = 3345154560.

The previous prime is 11220241337. The next prime is 11220241369. The reversal of 11220241340 is 4314202211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 122969 + ... + 193808.

It is an arithmetic number, because the mean of its divisors is an integer number (319312224).

Almost surely, 2^11220241340 is an apocalyptic number.

11220241340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220241340 is an abundant number, since it is smaller than the sum of its proper divisors (19433732164).

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

11220241340 is a wasteful number, since it uses less digits than its factorization.

11220241340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316827 (or 316825 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11220241340 its reverse (4314202211), we get a palindrome (15534443551).

The spelling of 11220241340 in words is "eleven billion, two hundred twenty million, two hundred forty-one thousand, three hundred forty".