10021119748867 has 2 divisors, whose sum is σ = 10021119748868. Its totient is φ = 10021119748866.

The previous prime is 10021119748729. The next prime is 10021119748877. The reversal of 10021119748867 is 76884791112001.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (76884791112001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10021119748867 - 2¹¹ = 10021119746819 is a prime.

It is a super-2 number, since 2×10021119748867² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10021119748877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010559874433 + 5010559874434.

It is an arithmetic number, because the mean of its divisors is an integer number (5010559874434).

Almost surely, 2^{10021119748867} is an apocalyptic number.

10021119748867 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021119748867 is an equidigital number, since it uses as much as digits as its factorization.

10021119748867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 55.

The spelling of 10021119748867 in words is "ten trillion, twenty-one billion, one hundred nineteen million, seven hundred forty-eight thousand, eight hundred sixty-seven".