22035315523513 has 2 divisors, whose sum is σ = 22035315523514. Its totient is φ = 22035315523512.

The previous prime is 22035315523471. The next prime is 22035315523561. The reversal of 22035315523513 is 31532551353022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16755858065664 + 5279457457849 = 4093392^2 + 2297707^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22035315523513 is a prime.

It is a super-2 number, since 2×22035315523513² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22035315523213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11017657761756 + 11017657761757.

It is an arithmetic number, because the mean of its divisors is an integer number (11017657761757).

Almost surely, 2^{22035315523513} is an apocalyptic number.

It is an amenable number.

22035315523513 is a deficient number, since it is larger than the sum of its proper divisors (1).

22035315523513 is an equidigital number, since it uses as much as digits as its factorization.

22035315523513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405000, while the sum is 40.

Adding to 22035315523513 its reverse (31532551353022), we get a palindrome (53567866876535).

The spelling of 22035315523513 in words is "twenty-two trillion, thirty-five billion, three hundred fifteen million, five hundred twenty-three thousand, five hundred thirteen".