1100331123123 has 8 divisors (see below), whose sum is σ = 1468414587328. Its totient is φ = 732900870504.

The previous prime is 1100331123119. The next prime is 1100331123139. The reversal of 1100331123123 is 3213211330011.

It is a happy number.

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

It is not a de Polignac number, because 1100331123123 - 2² = 1100331123119 is a prime.

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 1100331123123.

It is not an unprimeable number, because it can be changed into a prime (1100331123173) 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, 163298965 + ... + 163305702.

It is an arithmetic number, because the mean of its divisors is an integer number (183551823416).

Almost surely, 2^{1100331123123} is an apocalyptic number.

1100331123123 is a deficient number, since it is larger than the sum of its proper divisors (368083464205).

1100331123123 is a wasteful number, since it uses less digits than its factorization.

1100331123123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326605793.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1100331123123 its reverse (3213211330011), we get a palindrome (4313542453134).

The spelling of 1100331123123 in words is "one trillion, one hundred billion, three hundred thirty-one million, one hundred twenty-three thousand, one hundred twenty-three".