11121010073 has 2 divisors, whose sum is σ = 11121010074. Its totient is φ = 11121010072.

The previous prime is 11121010057. The next prime is 11121010129. The reversal of 11121010073 is 37001012111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10697144329 + 423865744 = 103427^2 + 20588^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121010073 - 2⁴ = 11121010057 is a prime.

It is not a weakly prime, because it can be changed into another prime (11121010573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560505036 + 5560505037.

It is an arithmetic number, because the mean of its divisors is an integer number (5560505037).

Almost surely, 2^11121010073 is an apocalyptic number.

It is an amenable number.

11121010073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121010073 is an equidigital number, since it uses as much as digits as its factorization.

11121010073 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 11121010073 its reverse (37001012111), we get a palindrome (48122022184).

The spelling of 11121010073 in words is "eleven billion, one hundred twenty-one million, ten thousand, seventy-three".