11121101121937 has 2 divisors, whose sum is σ = 11121101121938. Its totient is φ = 11121101121936.

The previous prime is 11121101121883. The next prime is 11121101121953. The reversal of 11121101121937 is 73912110112111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5801431035456 + 5319670086481 = 2408616^2 + 2306441^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11121101121937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11121101121899 and 11121101121908.

It is not a weakly prime, because it can be changed into another prime (11121101121437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560550560968 + 5560550560969.

It is an arithmetic number, because the mean of its divisors is an integer number (5560550560969).

Almost surely, 2^{11121101121937} is an apocalyptic number.

It is an amenable number.

11121101121937 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121101121937 is an equidigital number, since it uses as much as digits as its factorization.

11121101121937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 31.

The spelling of 11121101121937 in words is "eleven trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty-one thousand, nine hundred thirty-seven".