21110002020083 has 2 divisors, whose sum is σ = 21110002020084. Its totient is φ = 21110002020082.

The previous prime is 21110002020077. The next prime is 21110002020127. The reversal of 21110002020083 is 38002020001112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21110002020083 - 2¹² = 21110002015987 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (21110002020383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10555001010041 + 10555001010042.

It is an arithmetic number, because the mean of its divisors is an integer number (10555001010042).

Almost surely, 2^{21110002020083} is an apocalyptic number.

21110002020083 is a deficient number, since it is larger than the sum of its proper divisors (1).

21110002020083 is an equidigital number, since it uses as much as digits as its factorization.

21110002020083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 21110002020083 its reverse (38002020001112), we get a palindrome (59112022021195).

The spelling of 21110002020083 in words is "twenty-one trillion, one hundred ten billion, two million, twenty thousand, eighty-three".