220859872249 has 2 divisors, whose sum is σ = 220859872250. Its totient is φ = 220859872248.

The previous prime is 220859872187. The next prime is 220859872283. The reversal of 220859872249 is 942278958022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220494106624 + 365765625 = 469568^2 + 19125^2 .

It is a cyclic number.

It is not a de Polignac number, because 220859872249 - 2²³ = 220851483641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220859872193 and 220859872202.

It is not a weakly prime, because it can be changed into another prime (220859872949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110429936124 + 110429936125.

It is an arithmetic number, because the mean of its divisors is an integer number (110429936125).

Almost surely, 2^220859872249 is an apocalyptic number.

It is an amenable number.

220859872249 is a deficient number, since it is larger than the sum of its proper divisors (1).

220859872249 is an equidigital number, since it uses as much as digits as its factorization.

220859872249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 220859872249 in words is "two hundred twenty billion, eight hundred fifty-nine million, eight hundred seventy-two thousand, two hundred forty-nine".