11151220350 has 24 divisors (see below), whose sum is σ = 27655026840. Its totient is φ = 2973658720.

The previous prime is 11151220343. The next prime is 11151220361. The reversal of 11151220350 is 5302215111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37170585 + ... + 37170884.

It is an arithmetic number, because the mean of its divisors is an integer number (1152292785).

Almost surely, 2^11151220350 is an apocalyptic number.

11151220350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11151220350 is an abundant number, since it is smaller than the sum of its proper divisors (16503806490).

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

11151220350 is a wasteful number, since it uses less digits than its factorization.

11151220350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74341484 (or 74341479 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 11151220350 its reverse (5302215111), we get a palindrome (16453435461).

The spelling of 11151220350 in words is "eleven billion, one hundred fifty-one million, two hundred twenty thousand, three hundred fifty".