1091101123331 has 8 divisors (see below), whose sum is σ = 1108281518160. Its totient is φ = 1073947061088.

The previous prime is 1091101123327. The next prime is 1091101123339. The reversal of 1091101123331 is 1333211011901.

1091101123331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1091101123331 - 2² = 1091101123327 is a prime.

It is a super-2 number, since 2×1091101123331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1091101123331.

It is not an unprimeable number, because it can be changed into a prime (1091101123339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6499616 + ... + 6665373.

It is an arithmetic number, because the mean of its divisors is an integer number (138535189770).

Almost surely, 2^{1091101123331} is an apocalyptic number.

1091101123331 is a deficient number, since it is larger than the sum of its proper divisors (17180394829).

1091101123331 is a wasteful number, since it uses less digits than its factorization.

1091101123331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13166293.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 1091101123331 in words is "one trillion, ninety-one billion, one hundred one million, one hundred twenty-three thousand, three hundred thirty-one".