1100021231233 has 16 divisors (see below), whose sum is σ = 1167443629056. Its totient is φ = 1032901309440.

The previous prime is 1100021231213. The next prime is 1100021231269. The reversal of 1100021231233 is 3321321200011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100021231233 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 1100021231233.

It is not an unprimeable number, because it can be changed into a prime (1100021231213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80222248 + ... + 80235958.

It is an arithmetic number, because the mean of its divisors is an integer number (72965226816).

Almost surely, 2^{1100021231233} is an apocalyptic number.

It is an amenable number.

1100021231233 is a deficient number, since it is larger than the sum of its proper divisors (67422397823).

1100021231233 is a wasteful number, since it uses less digits than its factorization.

1100021231233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24384.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1100021231233 its reverse (3321321200011), we get a palindrome (4421342431244).

The spelling of 1100021231233 in words is "one trillion, one hundred billion, twenty-one million, two hundred thirty-one thousand, two hundred thirty-three".