20110050097 has 2 divisors, whose sum is σ = 20110050098. Its totient is φ = 20110050096.

The previous prime is 20110050089. The next prime is 20110050109. The reversal of 20110050097 is 79005001102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19801836961 + 308213136 = 140719^2 + 17556^2 .

It is a cyclic number.

It is not a de Polignac number, because 20110050097 - 2³ = 20110050089 is a prime.

It is a super-2 number, since 2×20110050097² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20110050007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055025048 + 10055025049.

It is an arithmetic number, because the mean of its divisors is an integer number (10055025049).

Almost surely, 2^20110050097 is an apocalyptic number.

It is an amenable number.

20110050097 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110050097 is an equidigital number, since it uses as much as digits as its factorization.

20110050097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

Adding to 20110050097 its reverse (79005001102), we get a palindrome (99115051199).

The spelling of 20110050097 in words is "twenty billion, one hundred ten million, fifty thousand, ninety-seven".