1111133332880 has 40 divisors (see below), whose sum is σ = 2618773848312. Its totient is φ = 438364929024.

The previous prime is 1111133332871. The next prime is 1111133332891. The reversal of 1111133332880 is 882333311111.

It can be written as a sum of positive squares in 4 ways, for example, as 563017984 + 1110570314896 = 23728^2 + 1053836^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 1111133332880.

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, 95125439 + ... + 95137118.

Almost surely, 2^{1111133332880} is an apocalyptic number.

1111133332880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111133332880 is an abundant number, since it is smaller than the sum of its proper divisors (1507640515432).

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

1111133332880 is a wasteful number, since it uses less digits than its factorization.

1111133332880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190262643 (or 190262637 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

Adding to 1111133332880 its reverse (882333311111), we get a palindrome (1993466643991).

The spelling of 1111133332880 in words is "one trillion, one hundred eleven billion, one hundred thirty-three million, three hundred thirty-two thousand, eight hundred eighty".