10010999999881 has 2 divisors, whose sum is σ = 10010999999882. Its totient is φ = 10010999999880.

The previous prime is 10010999999867. The next prime is 10011000000061. The reversal of 10010999999881 is 18899999901001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6756277312656 + 3254722687225 = 2599284^2 + 1804085^2 .

It is a cyclic number.

It is not a de Polignac number, because 10010999999881 - 2¹⁵ = 10010999967113 is a prime.

It is a super-2 number, since 2×10010999999881² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10010999399881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005499999940 + 5005499999941.

It is an arithmetic number, because the mean of its divisors is an integer number (5005499999941).

Almost surely, 2^{10010999999881} is an apocalyptic number.

It is an amenable number.

10010999999881 is a deficient number, since it is larger than the sum of its proper divisors (1).

10010999999881 is an equidigital number, since it uses as much as digits as its factorization.

10010999999881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34012224, while the sum is 73.

The spelling of 10010999999881 in words is "ten trillion, ten billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, eight hundred eighty-one".