2002100121041 has 2 divisors, whose sum is σ = 2002100121042. Its totient is φ = 2002100121040.

The previous prime is 2002100121037. The next prime is 2002100121113. The reversal of 2002100121041 is 1401210012002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1057308345025 + 944791776016 = 1028255^2 + 972004^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002100121041 - 2² = 2002100121037 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002100121011) 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, 1001050060520 + 1001050060521.

It is an arithmetic number, because the mean of its divisors is an integer number (1001050060521).

Almost surely, 2^{2002100121041} is an apocalyptic number.

It is an amenable number.

2002100121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002100121041 is an equidigital number, since it uses as much as digits as its factorization.

2002100121041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002100121041 its reverse (1401210012002), we get a palindrome (3403310133043).

The spelling of 2002100121041 in words is "two trillion, two billion, one hundred million, one hundred twenty-one thousand, forty-one".