220275061 has 2 divisors, whose sum is σ = 220275062. Its totient is φ = 220275060.

The previous prime is 220275047. The next prime is 220275101. The reversal of 220275061 is 160572022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219336100 + 938961 = 14810^2 + 969^2 .

It is a cyclic number.

It is not a de Polignac number, because 220275061 - 2¹³ = 220266869 is a prime.

It is a super-2 number, since 2×220275061² = 97042204997107442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220275161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110137530 + 110137531.

It is an arithmetic number, because the mean of its divisors is an integer number (110137531).

Almost surely, 2^220275061 is an apocalyptic number.

It is an amenable number.

220275061 is a deficient number, since it is larger than the sum of its proper divisors (1).

220275061 is an equidigital number, since it uses as much as digits as its factorization.

220275061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 220275061 is about 14841.6663821823. Note that the first 3 decimals coincide. The cubic root of 220275061 is about 603.9325584758.

The spelling of 220275061 in words is "two hundred twenty million, two hundred seventy-five thousand, sixty-one".