220266029 has 2 divisors, whose sum is σ = 220266030. Its totient is φ = 220266028.

The previous prime is 220266023. The next prime is 220266043. The reversal of 220266029 is 920662022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200222500 + 20043529 = 14150^2 + 4477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220266029 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 220265992 and 220266010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220266023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110133014 + 110133015.

It is an arithmetic number, because the mean of its divisors is an integer number (110133015).

Almost surely, 2^220266029 is an apocalyptic number.

It is an amenable number.

220266029 is a deficient number, since it is larger than the sum of its proper divisors (1).

220266029 is an equidigital number, since it uses as much as digits as its factorization.

220266029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 220266029 is about 14841.3621005621. The cubic root of 220266029 is about 603.9243039577.

The spelling of 220266029 in words is "two hundred twenty million, two hundred sixty-six thousand, twenty-nine".