1001100111104 has 18 divisors (see below), whose sum is σ = 1998289675410. Its totient is φ = 500550055424.

The previous prime is 1001100111079. The next prime is 1001100111107. The reversal of 1001100111104 is 4011110011001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 819242214400 + 181857896704 = 905120^2 + 426448^2 .

It is a super-2 number, since 2×1001100111104² (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 (1001100111107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1955273399 + ... + 1955273910.

Almost surely, 2^{1001100111104} is an apocalyptic number.

It is an amenable number.

1001100111104 is a deficient number, since it is larger than the sum of its proper divisors (997189564306).

1001100111104 is an frugal number, since it uses more digits than its factorization.

1001100111104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910547325 (or 3910547311 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001100111104 its reverse (4011110011001), we get a palindrome (5012210122105).

The spelling of 1001100111104 in words is "one trillion, one billion, one hundred million, one hundred eleven thousand, one hundred four".