1112222121041 has 2 divisors, whose sum is σ = 1112222121042. Its totient is φ = 1112222121040.

The previous prime is 1112222120963. The next prime is 1112222121071. The reversal of 1112222121041 is 1401212222111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 859820380225 + 252401740816 = 927265^2 + 502396^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112222121041 - 2¹⁴ = 1112222104657 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112222121071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556111060520 + 556111060521.

It is an arithmetic number, because the mean of its divisors is an integer number (556111060521).

Almost surely, 2^{1112222121041} is an apocalyptic number.

It is an amenable number.

1112222121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112222121041 is an equidigital number, since it uses as much as digits as its factorization.

1112222121041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 1112222121041 its reverse (1401212222111), we get a palindrome (2513434343152).

The spelling of 1112222121041 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, one hundred twenty-one thousand, forty-one".