10101220211963 has 2 divisors, whose sum is σ = 10101220211964. Its totient is φ = 10101220211962.

The previous prime is 10101220211891. The next prime is 10101220212019. The reversal of 10101220211963 is 36911202210101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10101220211963 is a prime.

It is not a weakly prime, because it can be changed into another prime (10101220211263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050610105981 + 5050610105982.

It is an arithmetic number, because the mean of its divisors is an integer number (5050610105982).

Almost surely, 2^{10101220211963} is an apocalyptic number.

10101220211963 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101220211963 is an equidigital number, since it uses as much as digits as its factorization.

10101220211963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 10101220211963 in words is "ten trillion, one hundred one billion, two hundred twenty million, two hundred eleven thousand, nine hundred sixty-three".