20032411521137 has 2 divisors, whose sum is σ = 20032411521138. Its totient is φ = 20032411521136.

The previous prime is 20032411521121. The next prime is 20032411521173. The reversal of 20032411521137 is 73112511423002.

Together with next prime (20032411521173) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13312931418721 + 6719480102416 = 3648689^2 + 2592196^2 .

It is a cyclic number.

It is not a de Polignac number, because 20032411521137 - 2⁴ = 20032411521121 is a prime.

It is a super-2 number, since 2×20032411521137² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20032411521337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016205760568 + 10016205760569.

It is an arithmetic number, because the mean of its divisors is an integer number (10016205760569).

Almost surely, 2^{20032411521137} is an apocalyptic number.

It is an amenable number.

20032411521137 is a deficient number, since it is larger than the sum of its proper divisors (1).

20032411521137 is an equidigital number, since it uses as much as digits as its factorization.

20032411521137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 20032411521137 its reverse (73112511423002), we get a palindrome (93144922944139).

The spelling of 20032411521137 in words is "twenty trillion, thirty-two billion, four hundred eleven million, five hundred twenty-one thousand, one hundred thirty-seven".