2100042101041 has 2 divisors, whose sum is σ = 2100042101042. Its totient is φ = 2100042101040.

The previous prime is 2100042100993. The next prime is 2100042101077. The reversal of 2100042101041 is 1401012400012.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1940437856016 + 159604245025 = 1392996^2 + 399505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100042101041 - 2³⁵ = 2065682362673 is a prime.

It is a super-2 number, since 2×2100042101041² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2100042101081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050021050520 + 1050021050521.

It is an arithmetic number, because the mean of its divisors is an integer number (1050021050521).

Almost surely, 2^{2100042101041} is an apocalyptic number.

It is an amenable number.

2100042101041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100042101041 is an equidigital number, since it uses as much as digits as its factorization.

2100042101041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2100042101041 its reverse (1401012400012), we get a palindrome (3501054501053).

The spelling of 2100042101041 in words is "two trillion, one hundred billion, forty-two million, one hundred one thousand, forty-one".