2420420099 has 2 divisors, whose sum is σ = 2420420100. Its totient is φ = 2420420098.

The previous prime is 2420420087. The next prime is 2420420131. The reversal of 2420420099 is 9900240242.

It is an a-pointer prime, because the next prime (2420420131) can be obtained adding 2420420099 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2420420099 is a prime.

It is not a weakly prime, because it can be changed into another prime (2420420029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210210049 + 1210210050.

It is an arithmetic number, because the mean of its divisors is an integer number (1210210050).

Almost surely, 2^2420420099 is an apocalyptic number.

2420420099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420420099 is an equidigital number, since it uses as much as digits as its factorization.

2420420099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2420420099 is about 49197.7651829837. The cubic root of 2420420099 is about 1342.6523723403.

The spelling of 2420420099 in words is "two billion, four hundred twenty million, four hundred twenty thousand, ninety-nine".