220274371 has 2 divisors, whose sum is σ = 220274372. Its totient is φ = 220274370.

The previous prime is 220274333. The next prime is 220274387. The reversal of 220274371 is 173472022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220274371 - 2¹⁵ = 220241603 is a prime.

It is equal to p_12136771 and since 220274371 and 12136771 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (220274311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110137185 + 110137186.

It is an arithmetic number, because the mean of its divisors is an integer number (110137186).

Almost surely, 2^220274371 is an apocalyptic number.

220274371 is a deficient number, since it is larger than the sum of its proper divisors (1).

220274371 is an equidigital number, since it uses as much as digits as its factorization.

220274371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 220274371 is about 14841.6431367959. The cubic root of 220274371 is about 603.9319278795.

The spelling of 220274371 in words is "two hundred twenty million, two hundred seventy-four thousand, three hundred seventy-one".