21102010011083 has 2 divisors, whose sum is σ = 21102010011084. Its totient is φ = 21102010011082.

The previous prime is 21102010011077. The next prime is 21102010011101. The reversal of 21102010011083 is 38011001020112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21102010011083 - 2¹⁶ = 21102009945547 is a prime.

It is not a weakly prime, because it can be changed into another prime (21102010011073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10551005005541 + 10551005005542.

It is an arithmetic number, because the mean of its divisors is an integer number (10551005005542).

Almost surely, 2^{21102010011083} is an apocalyptic number.

21102010011083 is a deficient number, since it is larger than the sum of its proper divisors (1).

21102010011083 is an equidigital number, since it uses as much as digits as its factorization.

21102010011083 is an evil number, because the sum of its binary digits is even.

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

Adding to 21102010011083 its reverse (38011001020112), we get a palindrome (59113011031195).

The spelling of 21102010011083 in words is "twenty-one trillion, one hundred two billion, ten million, eleven thousand, eighty-three".