100121000041 has 2 divisors, whose sum is σ = 100121000042. Its totient is φ = 100121000040.

The previous prime is 100121000029. The next prime is 100121000059. The reversal of 100121000041 is 140000121001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94246544016 + 5874456025 = 306996^2 + 76645^2 .

It is a cyclic number.

It is not a de Polignac number, because 100121000041 - 2¹¹ = 100120997993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100120999991 and 100121000027.

It is not a weakly prime, because it can be changed into another prime (100121004041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060500020 + 50060500021.

It is an arithmetic number, because the mean of its divisors is an integer number (50060500021).

Almost surely, 2^100121000041 is an apocalyptic number.

It is an amenable number.

100121000041 is a deficient number, since it is larger than the sum of its proper divisors (1).

100121000041 is an equidigital number, since it uses as much as digits as its factorization.

100121000041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100121000041 its reverse (140000121001), we get a palindrome (240121121042).

The spelling of 100121000041 in words is "one hundred billion, one hundred twenty-one million, forty-one", and thus it is an aban number.