20022024437 has 2 divisors, whose sum is σ = 20022024438. Its totient is φ = 20022024436.

The previous prime is 20022024427. The next prime is 20022024541. The reversal of 20022024437 is 73442022002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11278652401 + 8743372036 = 106201^2 + 93506^2 .

It is a cyclic number.

It is not a de Polignac number, because 20022024437 - 2²⁴ = 20005247221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20022024427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011012218 + 10011012219.

It is an arithmetic number, because the mean of its divisors is an integer number (10011012219).

Almost surely, 2^20022024437 is an apocalyptic number.

It is an amenable number.

20022024437 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022024437 is an equidigital number, since it uses as much as digits as its factorization.

20022024437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 26.

Adding to 20022024437 its reverse (73442022002), we get a palindrome (93464046439).

The spelling of 20022024437 in words is "twenty billion, twenty-two million, twenty-four thousand, four hundred thirty-seven".