11613221161350 has 96 divisors (see below), whose sum is σ = 30639479769216. Its totient is φ = 2900876966400.

The previous prime is 11613221161343. The next prime is 11613221161351. The reversal of 11613221161350 is 5316112231611.

It is a happy number.

11613221161350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11613221161351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10253904 + ... + 11330003.

It is an arithmetic number, because the mean of its divisors is an integer number (319161247596).

Almost surely, 2^{11613221161350} is an apocalyptic number.

11613221161350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11613221161350 is an abundant number, since it is smaller than the sum of its proper divisors (19026258607866).

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

11613221161350 is a wasteful number, since it uses less digits than its factorization.

11613221161350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21584150 (or 21584145 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

Adding to 11613221161350 its reverse (5316112231611), we get a palindrome (16929333392961).

The spelling of 11613221161350 in words is "eleven trillion, six hundred thirteen billion, two hundred twenty-one million, one hundred sixty-one thousand, three hundred fifty".