220249963 has 2 divisors, whose sum is σ = 220249964. Its totient is φ = 220249962.

The previous prime is 220249961. The next prime is 220250003. The reversal of 220249963 is 369942022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220249963 - 2¹ = 220249961 is a prime.

Together with 220249961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (220249961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110124981 + 110124982.

It is an arithmetic number, because the mean of its divisors is an integer number (110124982).

Almost surely, 2^220249963 is an apocalyptic number.

220249963 is a deficient number, since it is larger than the sum of its proper divisors (1).

220249963 is an equidigital number, since it uses as much as digits as its factorization.

220249963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 220249963 is about 14840.8208330941. The cubic root of 220249963 is about 603.9096203743.

The spelling of 220249963 in words is "two hundred twenty million, two hundred forty-nine thousand, nine hundred sixty-three".