221120480069 has 2 divisors, whose sum is σ = 221120480070. Its totient is φ = 221120480068.

The previous prime is 221120480039. The next prime is 221120480107. The reversal of 221120480069 is 960084021122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114488843044 + 106631637025 = 338362^2 + 326545^2 .

It is a cyclic number.

It is not a de Polignac number, because 221120480069 - 2⁸ = 221120479813 is a prime.

It is a super-2 number, since 2×221120480069² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221120480039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110560240034 + 110560240035.

It is an arithmetic number, because the mean of its divisors is an integer number (110560240035).

Almost surely, 2^221120480069 is an apocalyptic number.

It is an amenable number.

221120480069 is a deficient number, since it is larger than the sum of its proper divisors (1).

221120480069 is an equidigital number, since it uses as much as digits as its factorization.

221120480069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 221120480069 in words is "two hundred twenty-one billion, one hundred twenty million, four hundred eighty thousand, sixty-nine".