220061351 has 2 divisors, whose sum is σ = 220061352. Its totient is φ = 220061350.

The previous prime is 220061339. The next prime is 220061371. The reversal of 220061351 is 153160022.

It is an a-pointer prime, because the next prime (220061371) can be obtained adding 220061351 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220061351 - 2¹⁰ = 220060327 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220061371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110030675 + 110030676.

It is an arithmetic number, because the mean of its divisors is an integer number (110030676).

Almost surely, 2^220061351 is an apocalyptic number.

220061351 is a deficient number, since it is larger than the sum of its proper divisors (1).

220061351 is an equidigital number, since it uses as much as digits as its factorization.

220061351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 220061351 is about 14834.4649718148. The cubic root of 220061351 is about 603.7371842787.

The spelling of 220061351 in words is "two hundred twenty million, sixty-one thousand, three hundred fifty-one".