10101221009983 has 2 divisors, whose sum is σ = 10101221009984. Its totient is φ = 10101221009982.

The previous prime is 10101221009921. The next prime is 10101221010053. The reversal of 10101221009983 is 38990012210101.

It is a weak prime.

It is an emirp because it is prime and its reverse (38990012210101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10101221009983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10101221009903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050610504991 + 5050610504992.

It is an arithmetic number, because the mean of its divisors is an integer number (5050610504992).

Almost surely, 2^{10101221009983} is an apocalyptic number.

10101221009983 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101221009983 is an equidigital number, since it uses as much as digits as its factorization.

10101221009983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 37.

The spelling of 10101221009983 in words is "ten trillion, one hundred one billion, two hundred twenty-one million, nine thousand, nine hundred eighty-three".