112102211221061 has 2 divisors, whose sum is σ = 112102211221062. Its totient is φ = 112102211221060.

The previous prime is 112102211220907. The next prime is 112102211221069. The reversal of 112102211221061 is 160122112201211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109525643702500 + 2576567518561 = 10465450^2 + 1605169^2 .

It is an emirp because it is prime and its reverse (160122112201211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112102211221061 is a prime.

It is a super-3 number, since 3×112102211221061³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112102211221069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56051105610530 + 56051105610531.

It is an arithmetic number, because the mean of its divisors is an integer number (56051105610531).

Almost surely, 2^{112102211221061} is an apocalyptic number.

It is an amenable number.

112102211221061 is a deficient number, since it is larger than the sum of its proper divisors (1).

112102211221061 is an equidigital number, since it uses as much as digits as its factorization.

112102211221061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 23.

Adding to 112102211221061 its reverse (160122112201211), we get a palindrome (272224323422272).

The spelling of 112102211221061 in words is "one hundred twelve trillion, one hundred two billion, two hundred eleven million, two hundred twenty-one thousand, sixty-one".