3220020007 has 2 divisors, whose sum is σ = 3220020008. Its totient is φ = 3220020006.

The previous prime is 3220019983. The next prime is 3220020073. The reversal of 3220020007 is 7000200223.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7000200223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3220020007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3220020407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610010003 + 1610010004.

It is an arithmetic number, because the mean of its divisors is an integer number (1610010004).

Almost surely, 2^3220020007 is an apocalyptic number.

3220020007 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220020007 is an equidigital number, since it uses as much as digits as its factorization.

3220020007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 3220020007 is about 56745.2201246942. The cubic root of 3220020007 is about 1476.6793102973.

The spelling of 3220020007 in words is "three billion, two hundred twenty million, twenty thousand, seven".