1011322233001 has 4 divisors (see below), whose sum is σ = 1011338592772. Its totient is φ = 1011305873232.

The previous prime is 1011322232959. The next prime is 1011322233017. The reversal of 1011322233001 is 1003322231101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 142793294400 + 868528938601 = 377880^2 + 931949^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011322233001 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 1011322233001.

It is not an unprimeable number, because it can be changed into a prime (1011322231001) 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 3 ways as a sum of consecutive naturals, for example, 8086806 + ... + 8210911.

It is an arithmetic number, because the mean of its divisors is an integer number (252834648193).

Almost surely, 2^{1011322233001} is an apocalyptic number.

It is an amenable number.

1011322233001 is a deficient number, since it is larger than the sum of its proper divisors (16359771).

1011322233001 is an equidigital number, since it uses as much as digits as its factorization.

1011322233001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16359770.

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

Adding to 1011322233001 its reverse (1003322231101), we get a palindrome (2014644464102).

The spelling of 1011322233001 in words is "one trillion, eleven billion, three hundred twenty-two million, two hundred thirty-three thousand, one".