10120021009963 has 2 divisors, whose sum is σ = 10120021009964. Its totient is φ = 10120021009962.

The previous prime is 10120021009951. The next prime is 10120021010081. The reversal of 10120021009963 is 36990012002101.

It is a weak prime.

It is an emirp because it is prime and its reverse (36990012002101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10120021009963 is a prime.

It is a super-2 number, since 2×10120021009963² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10120021009663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060010504981 + 5060010504982.

It is an arithmetic number, because the mean of its divisors is an integer number (5060010504982).

Almost surely, 2^{10120021009963} is an apocalyptic number.

10120021009963 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120021009963 is an equidigital number, since it uses as much as digits as its factorization.

10120021009963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 34.

The spelling of 10120021009963 in words is "ten trillion, one hundred twenty billion, twenty-one million, nine thousand, nine hundred sixty-three".