112021002111121 has 2 divisors, whose sum is σ = 112021002111122. Its totient is φ = 112021002111120.

The previous prime is 112021002111077. The next prime is 112021002111127. The reversal of 112021002111121 is 121111200120211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111278025345600 + 742976765521 = 10548840^2 + 861961^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112021002111121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112021002111095 and 112021002111104.

It is not a weakly prime, because it can be changed into another prime (112021002111127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010501055560 + 56010501055561.

It is an arithmetic number, because the mean of its divisors is an integer number (56010501055561).

Almost surely, 2^{112021002111121} is an apocalyptic number.

It is an amenable number.

112021002111121 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021002111121 is an equidigital number, since it uses as much as digits as its factorization.

112021002111121 is an odious number, because the sum of its binary digits is odd.

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

Adding to 112021002111121 its reverse (121111200120211), we get a palindrome (233132202231332).

The spelling of 112021002111121 in words is "one hundred twelve trillion, twenty-one billion, two million, one hundred eleven thousand, one hundred twenty-one".