10110021121009 has 18 divisors (see below), whose sum is σ = 10309626333090. Its totient is φ = 9914246613216.

The previous prime is 10110021120931. The next prime is 10110021121063. The reversal of 10110021121009 is 90012112001101.

It can be written as a sum of positive squares in only one way, i.e., 9657973321984 + 452047799025 = 3107728^2 + 672345^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10110021121009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10110021121069) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 223210837 + ... + 223256125.

It is an arithmetic number, because the mean of its divisors is an integer number (572757018505).

Almost surely, 2^{10110021121009} is an apocalyptic number.

It is an amenable number.

10110021121009 is a deficient number, since it is larger than the sum of its proper divisors (199605212081).

10110021121009 is an frugal number, since it uses more digits than its factorization.

10110021121009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45869 (or 45579 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 10110021121009 in words is "ten trillion, one hundred ten billion, twenty-one million, one hundred twenty-one thousand, nine".