1111055506100 has 36 divisors (see below), whose sum is σ = 2444948075808. Its totient is φ = 438162732000.

The previous prime is 1111055506081. The next prime is 1111055506147. The reversal of 1111055506100 is 16055501111.

It is a self number, because there is not a number n which added to its sum of digits gives 1111055506100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78236246 + ... + 78250445.

It is an arithmetic number, because the mean of its divisors is an integer number (67915224328).

Almost surely, 2^{1111055506100} is an apocalyptic number.

1111055506100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111055506100 is an abundant number, since it is smaller than the sum of its proper divisors (1333892569708).

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

1111055506100 is a wasteful number, since it uses less digits than its factorization.

1111055506100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156486776 (or 156486769 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 1111055506100 in words is "one trillion, one hundred eleven billion, fifty-five million, five hundred six thousand, one hundred".