1110681310821 has 16 divisors (see below), whose sum is σ = 1520197320960. Its totient is φ = 721066544640.

The previous prime is 1110681310819. The next prime is 1110681310831. The reversal of 1110681310821 is 1280131860111.

It is not a de Polignac number, because 1110681310821 - 2¹ = 1110681310819 is a prime.

It is a super-2 number, since 2×1110681310821² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110681310831) 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 in 15 ways as a sum of consecutive naturals, for example, 32081460 + ... + 32116061.

It is an arithmetic number, because the mean of its divisors is an integer number (95012332560).

Almost surely, 2^{1110681310821} is an apocalyptic number.

It is an amenable number.

1110681310821 is a deficient number, since it is larger than the sum of its proper divisors (409516010139).

1110681310821 is an equidigital number, since it uses as much as digits as its factorization.

1110681310821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64197676.

The product of its (nonzero) digits is 2304, while the sum is 33.

The spelling of 1110681310821 in words is "one trillion, one hundred ten billion, six hundred eighty-one million, three hundred ten thousand, eight hundred twenty-one".