1000110120993 has 6 divisors (see below), whose sum is σ = 1444603508114. Its totient is φ = 666740080656.

The previous prime is 1000110120983. The next prime is 1000110121069. The reversal of 1000110120993 is 3990210110001.

It can be written as a sum of positive squares in only one way, i.e., 632888664849 + 367221456144 = 795543^2 + 605988^2 .

It is not a de Polignac number, because 1000110120993 - 2⁶ = 1000110120929 is a prime.

It is a super-2 number, since 2×1000110120993² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000110120983) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55561673380 + ... + 55561673397.

Almost surely, 2^{1000110120993} is an apocalyptic number.

It is an amenable number.

1000110120993 is a deficient number, since it is larger than the sum of its proper divisors (444493387121).

1000110120993 is a wasteful number, since it uses less digits than its factorization.

1000110120993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111123346783 (or 111123346780 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

Adding to 1000110120993 its reverse (3990210110001), we get a palindrome (4990320230994).

The spelling of 1000110120993 in words is "one trillion, one hundred ten million, one hundred twenty thousand, nine hundred ninety-three".