1222100121041 has 2 divisors, whose sum is σ = 1222100121042. Its totient is φ = 1222100121040.

The previous prime is 1222100121029. The next prime is 1222100121097. The reversal of 1222100121041 is 1401210012221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1221292424641 + 807696400 = 1105121^2 + 28420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222100121041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222100121841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611050060520 + 611050060521.

It is an arithmetic number, because the mean of its divisors is an integer number (611050060521).

Almost surely, 2^{1222100121041} is an apocalyptic number.

It is an amenable number.

1222100121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222100121041 is an equidigital number, since it uses as much as digits as its factorization.

1222100121041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1222100121041 its reverse (1401210012221), we get a palindrome (2623310133262).

The spelling of 1222100121041 in words is "one trillion, two hundred twenty-two billion, one hundred million, one hundred twenty-one thousand, forty-one".