20110211053 has 2 divisors, whose sum is σ = 20110211054. Its totient is φ = 20110211052.

The previous prime is 20110210999. The next prime is 20110211083. The reversal of 20110211053 is 35011201102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16510451049 + 3599760004 = 128493^2 + 59998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110211053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110211083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055105526 + 10055105527.

It is an arithmetic number, because the mean of its divisors is an integer number (10055105527).

Almost surely, 2^20110211053 is an apocalyptic number.

It is an amenable number.

20110211053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110211053 is an equidigital number, since it uses as much as digits as its factorization.

20110211053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 20110211053 its reverse (35011201102), we get a palindrome (55121412155).

The spelling of 20110211053 in words is "twenty billion, one hundred ten million, two hundred eleven thousand, fifty-three".