11303001212161 has 2 divisors, whose sum is σ = 11303001212162. Its totient is φ = 11303001212160.

The previous prime is 11303001212093. The next prime is 11303001212177. The reversal of 11303001212161 is 16121210030311.

It is a happy number.

11303001212161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6202490630400 + 5100510581761 = 2490480^2 + 2258431^2 .

It is a cyclic number.

It is not a de Polignac number, because 11303001212161 - 2¹⁷ = 11303001081089 is a prime.

It is a super-2 number, since 2×11303001212161² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11303001212561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5651500606080 + 5651500606081.

It is an arithmetic number, because the mean of its divisors is an integer number (5651500606081).

Almost surely, 2^{11303001212161} is an apocalyptic number.

It is an amenable number.

11303001212161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11303001212161 is an equidigital number, since it uses as much as digits as its factorization.

11303001212161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11303001212161 its reverse (16121210030311), we get a palindrome (27424211242472).

The spelling of 11303001212161 in words is "eleven trillion, three hundred three billion, one million, two hundred twelve thousand, one hundred sixty-one".