20202207407 has 2 divisors, whose sum is σ = 20202207408. Its totient is φ = 20202207406.

The previous prime is 20202207359. The next prime is 20202207433. The reversal of 20202207407 is 70470220202.

It is a happy number.

It is an a-pointer prime, because the next prime (20202207433) can be obtained adding 20202207407 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20202207407 - 2²⁴ = 20185430191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202207457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101103703 + 10101103704.

It is an arithmetic number, because the mean of its divisors is an integer number (10101103704).

Almost surely, 2^20202207407 is an apocalyptic number.

20202207407 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202207407 is an equidigital number, since it uses as much as digits as its factorization.

20202207407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 26.

Adding to 20202207407 its reverse (70470220202), we get a palindrome (90672427609).

The spelling of 20202207407 in words is "twenty billion, two hundred two million, two hundred seven thousand, four hundred seven".