221061441303 has 16 divisors (see below), whose sum is σ = 327507370240. Its totient is φ = 147370271832.

The previous prime is 221061441269. The next prime is 221061441343. The reversal of 221061441303 is 303144160122.

It is a happy number.

221061441303 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 614 + 41 + 3 + 0 + 3 = 666.

It is not a de Polignac number, because 221061441303 - 2⁸ = 221061441047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221061441343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158300 + ... + 1335582.

It is an arithmetic number, because the mean of its divisors is an integer number (20469210640).

Almost surely, 2^221061441303 is an apocalyptic number.

221061441303 is a deficient number, since it is larger than the sum of its proper divisors (106445928937).

221061441303 is a wasteful number, since it uses less digits than its factorization.

221061441303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223475 (or 223469 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 221061441303 in words is "two hundred twenty-one billion, sixty-one million, four hundred forty-one thousand, three hundred three".