1100109123946 has 16 divisors (see below), whose sum is σ = 1886168309760. Its totient is φ = 471408600240.

The previous prime is 1100109123943. The next prime is 1100109123947. The reversal of 1100109123946 is 6493219010011.

It is a super-2 number, since 2×1100109123946² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100109123943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5459050 + ... + 5656981.

It is an arithmetic number, because the mean of its divisors is an integer number (117885519360).

Almost surely, 2^{1100109123946} is an apocalyptic number.

1100109123946 is a deficient number, since it is larger than the sum of its proper divisors (786059185814).

1100109123946 is a wasteful number, since it uses less digits than its factorization.

1100109123946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11123109.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 1100109123946 in words is "one trillion, one hundred billion, one hundred nine million, one hundred twenty-three thousand, nine hundred forty-six".