11010021137 has 2 divisors, whose sum is σ = 11010021138. Its totient is φ = 11010021136.

The previous prime is 11010021047. The next prime is 11010021149. The reversal of 11010021137 is 73112001011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7136701441 + 3873319696 = 84479^2 + 62236^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010021137 - 2¹⁸ = 11009758993 is a prime.

It is not a weakly prime, because it can be changed into another prime (11010021037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505010568 + 5505010569.

It is an arithmetic number, because the mean of its divisors is an integer number (5505010569).

Almost surely, 2^11010021137 is an apocalyptic number.

It is an amenable number.

11010021137 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010021137 is an equidigital number, since it uses as much as digits as its factorization.

11010021137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 17.

Adding to 11010021137 its reverse (73112001011), we get a palindrome (84122022148).

The spelling of 11010021137 in words is "eleven billion, ten million, twenty-one thousand, one hundred thirty-seven".