1100115001066 has 4 divisors (see below), whose sum is σ = 1650172501602. Its totient is φ = 550057500532.

The previous prime is 1100115001039. The next prime is 1100115001087. The reversal of 1100115001066 is 6601005110011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1084545202225 + 15569798841 = 1041415^2 + 124779^2 .

It is a super-2 number, since 2×1100115001066² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275028750265 + ... + 275028750268.

Almost surely, 2^{1100115001066} is an apocalyptic number.

1100115001066 is a deficient number, since it is larger than the sum of its proper divisors (550057500536).

1100115001066 is an equidigital number, since it uses as much as digits as its factorization.

1100115001066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550057500535.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 1100115001066 in words is "one trillion, one hundred billion, one hundred fifteen million, one thousand, sixty-six".