112121011021073 has 2 divisors, whose sum is σ = 112121011021074. Its totient is φ = 112121011021072.

The previous prime is 112121011021037. The next prime is 112121011021133. The reversal of 112121011021073 is 370120110121211.

Together with previous prime (112121011021037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76439646822529 + 35681364198544 = 8742977^2 + 5973388^2 .

It is a cyclic number.

It is not a de Polignac number, because 112121011021073 - 2²² = 112121006826769 is a prime.

It is a super-2 number, since 2×112121011021073² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (112121011021273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060505510536 + 56060505510537.

It is an arithmetic number, because the mean of its divisors is an integer number (56060505510537).

Almost surely, 2^{112121011021073} is an apocalyptic number.

It is an amenable number.

112121011021073 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121011021073 is an equidigital number, since it uses as much as digits as its factorization.

112121011021073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 112121011021073 its reverse (370120110121211), we get a palindrome (482241121142284).

The spelling of 112121011021073 in words is "one hundred twelve trillion, one hundred twenty-one billion, eleven million, twenty-one thousand, seventy-three".