1101255131112 has 16 divisors (see below), whose sum is σ = 2753137827840. Its totient is φ = 367085043696.

The previous prime is 1101255131107. The next prime is 1101255131147. The reversal of 1101255131112 is 2111315521011.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 45885630463 = 1101255131112 / (1 + 1 + 0 + 1 + 2 + 5 + 5 + 1 + 3 + 1 + 1 + 1 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22942815208 + ... + 22942815255.

It is an arithmetic number, because the mean of its divisors is an integer number (172071114240).

Almost surely, 2^{1101255131112} is an apocalyptic number.

1101255131112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101255131112 is an abundant number, since it is smaller than the sum of its proper divisors (1651882696728).

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

1101255131112 is a wasteful number, since it uses less digits than its factorization.

1101255131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45885630472 (or 45885630468 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 24.

The spelling of 1101255131112 in words is "one trillion, one hundred one billion, two hundred fifty-five million, one hundred thirty-one thousand, one hundred twelve".