20022009937 has 2 divisors, whose sum is σ = 20022009938. Its totient is φ = 20022009936.

The previous prime is 20022009901. The next prime is 20022010013. The reversal of 20022009937 is 73990022002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18861176896 + 1160833041 = 137336^2 + 34071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022009937 is a prime.

It is not a weakly prime, because it can be changed into another prime (20022009037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011004968 + 10011004969.

It is an arithmetic number, because the mean of its divisors is an integer number (10011004969).

Almost surely, 2^20022009937 is an apocalyptic number.

It is an amenable number.

20022009937 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022009937 is an equidigital number, since it uses as much as digits as its factorization.

20022009937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 20022009937 in words is "twenty billion, twenty-two million, nine thousand, nine hundred thirty-seven".