1100505081088 has 72 divisors (see below), whose sum is σ = 2597097242880. Its totient is φ = 455381391360.

The previous prime is 1100505081077. The next prime is 1100505081107. The reversal of 1100505081088 is 8801805050011.

It is a super-2 number, since 2×1100505081088² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10536328 + ... + 10640263.

It is an arithmetic number, because the mean of its divisors is an integer number (36070795040).

Almost surely, 2^{1100505081088} is an apocalyptic number.

It is an amenable number.

1100505081088 is an abundant number, since it is smaller than the sum of its proper divisors (1496592161792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100505081088 is an equidigital number, since it uses as much as digits as its factorization.

1100505081088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21176643 (or 21176629 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 37.

The spelling of 1100505081088 in words is "one trillion, one hundred billion, five hundred five million, eighty-one thousand, eighty-eight".