221341113020 has 12 divisors (see below), whose sum is σ = 464816337384. Its totient is φ = 88536445200.

The previous prime is 221341112989. The next prime is 221341113029. The reversal of 221341113020 is 20311143122.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 11067055651 = 221341113020 / (2 + 2 + 1 + 3 + 4 + 1 + 1 + 1 + 3 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 221341112983 and 221341113001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221341113029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5533527806 + ... + 5533527845.

It is an arithmetic number, because the mean of its divisors is an integer number (38734694782).

Almost surely, 2^221341113020 is an apocalyptic number.

221341113020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221341113020 is an abundant number, since it is smaller than the sum of its proper divisors (243475224364).

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

221341113020 is a wasteful number, since it uses less digits than its factorization.

221341113020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11067055660 (or 11067055658 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 221341113020 its reverse (20311143122), we get a palindrome (241652256142).

The spelling of 221341113020 in words is "two hundred twenty-one billion, three hundred forty-one million, one hundred thirteen thousand, twenty".