63220099 has 2 divisors, whose sum is σ = 63220100. Its totient is φ = 63220098.

The previous prime is 63220097. The next prime is 63220121. The reversal of 63220099 is 99002236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63220099 - 2¹ = 63220097 is a prime.

Together with 63220097, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 63220099.

It is not a weakly prime, because it can be changed into another prime (63220097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31610049 + 31610050.

It is an arithmetic number, because the mean of its divisors is an integer number (31610050).

Almost surely, 2^63220099 is an apocalyptic number.

63220099 is a deficient number, since it is larger than the sum of its proper divisors (1).

63220099 is an equidigital number, since it uses as much as digits as its factorization.

63220099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 63220099 is about 7951.1067783045. The cubic root of 63220099 is about 398.3685613159.

The spelling of 63220099 in words is "sixty-three million, two hundred twenty thousand, ninety-nine".