1101111011232 has 96 divisors (see below), whose sum is σ = 2993491759104. Its totient is φ = 354168057600.

The previous prime is 1101111011227. The next prime is 1101111011233. The reversal of 1101111011232 is 2321101111011.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (1101111011233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1398244 + ... + 2038947.

It is an arithmetic number, because the mean of its divisors is an integer number (31182205824).

Almost surely, 2^{1101111011232} is an apocalyptic number.

1101111011232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101111011232 is an abundant number, since it is smaller than the sum of its proper divisors (1892380747872).

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

1101111011232 is a wasteful number, since it uses less digits than its factorization.

1101111011232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437322 (or 3437314 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1101111011232 its reverse (2321101111011), we get a palindrome (3422212122243).

It can be divided in two parts, 1101111011 and 232, that multiplied together give a palindrome (255457754552).

The spelling of 1101111011232 in words is "one trillion, one hundred one billion, one hundred eleven million, eleven thousand, two hundred thirty-two".