1101127272540 has 24 divisors (see below), whose sum is σ = 3083156363280. Its totient is φ = 293633939328.

The previous prime is 1101127272499. The next prime is 1101127272559. The reversal of 1101127272540 is 452727211011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9176060545 + ... + 9176060664.

It is an arithmetic number, because the mean of its divisors is an integer number (128464848470).

Almost surely, 2^{1101127272540} is an apocalyptic number.

1101127272540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101127272540 is an abundant number, since it is smaller than the sum of its proper divisors (1982029090740).

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

1101127272540 is a wasteful number, since it uses less digits than its factorization.

1101127272540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18352121221 (or 18352121219 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

The spelling of 1101127272540 in words is "one trillion, one hundred one billion, one hundred twenty-seven million, two hundred seventy-two thousand, five hundred forty".