1120121221061 has 2 divisors, whose sum is σ = 1120121221062. Its totient is φ = 1120121221060.

The previous prime is 1120121220947. The next prime is 1120121221151. The reversal of 1120121221061 is 1601221210211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925384356961 + 194736864100 = 961969^2 + 441290^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120121221061 - 2¹⁴ = 1120121204677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120121226061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560060610530 + 560060610531.

It is an arithmetic number, because the mean of its divisors is an integer number (560060610531).

Almost surely, 2^{1120121221061} is an apocalyptic number.

It is an amenable number.

1120121221061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120121221061 is an equidigital number, since it uses as much as digits as its factorization.

1120121221061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 1120121221061 its reverse (1601221210211), we get a palindrome (2721342431272).

The spelling of 1120121221061 in words is "one trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twenty-one thousand, sixty-one".