2101211100083 has 2 divisors, whose sum is σ = 2101211100084. Its totient is φ = 2101211100082.

The previous prime is 2101211099983. The next prime is 2101211100137. The reversal of 2101211100083 is 3800011121012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2101211100083 - 2¹⁰ = 2101211099059 is a prime.

It is a super-2 number, since 2×2101211100083² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2101211100683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050605550041 + 1050605550042.

It is an arithmetic number, because the mean of its divisors is an integer number (1050605550042).

Almost surely, 2^{2101211100083} is an apocalyptic number.

2101211100083 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101211100083 is an equidigital number, since it uses as much as digits as its factorization.

2101211100083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 2101211100083 its reverse (3800011121012), we get a palindrome (5901222221095).

The spelling of 2101211100083 in words is "two trillion, one hundred one billion, two hundred eleven million, one hundred thousand, eighty-three".