1111105670550 has 48 divisors (see below), whose sum is σ = 2755910469072. Its totient is φ = 296255232000.

The previous prime is 1111105670509. The next prime is 1111105670603. The reversal of 1111105670550 is 550765011111.

It is a super-2 number, since 2×1111105670550² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 639150 + ... + 1621950.

It is an arithmetic number, because the mean of its divisors is an integer number (57414801439).

Almost surely, 2^{1111105670550} is an apocalyptic number.

1111105670550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111105670550 is an abundant number, since it is smaller than the sum of its proper divisors (1644804798522).

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

1111105670550 is a wasteful number, since it uses less digits than its factorization.

1111105670550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990353 (or 990348 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 33.

The spelling of 1111105670550 in words is "one trillion, one hundred eleven billion, one hundred five million, six hundred seventy thousand, five hundred fifty".