221120480073 has 16 divisors (see below), whose sum is σ = 299900240640. Its totient is φ = 144878451024.

The previous prime is 221120480069. The next prime is 221120480107. The reversal of 221120480073 is 370084021122.

It is not a de Polignac number, because 221120480073 - 2² = 221120480069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221120480073.

It is not an unprimeable number, because it can be changed into a prime (221120480033) 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, 552490 + ... + 864572.

It is an arithmetic number, because the mean of its divisors is an integer number (18743765040).

Almost surely, 2^221120480073 is an apocalyptic number.

It is an amenable number.

221120480073 is a deficient number, since it is larger than the sum of its proper divisors (78779760567).

221120480073 is a wasteful number, since it uses less digits than its factorization.

221120480073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316148.

The product of its (nonzero) digits is 5376, while the sum is 30.

The spelling of 221120480073 in words is "two hundred twenty-one billion, one hundred twenty million, four hundred eighty thousand, seventy-three".