1011323322121 has 8 divisors (see below), whose sum is σ = 1156376865600. Its totient is φ = 866414474448.

The previous prime is 1011323322103. The next prime is 1011323322143. The reversal of 1011323322121 is 1212233231101.

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 1011323322121 - 2¹³ = 1011323313929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011323322092 and 1011323322101.

It is not an unprimeable number, because it can be changed into a prime (1011323325121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36158971 + ... + 36186928.

It is an arithmetic number, because the mean of its divisors is an integer number (144547108200).

Almost surely, 2^{1011323322121} is an apocalyptic number.

It is an amenable number.

1011323322121 is a deficient number, since it is larger than the sum of its proper divisors (145053543479).

1011323322121 is an equidigital number, since it uses as much as digits as its factorization.

1011323322121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72347903.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1011323322121 its reverse (1212233231101), we get a palindrome (2223556553222).

The spelling of 1011323322121 in words is "one trillion, eleven billion, three hundred twenty-three million, three hundred twenty-two thousand, one hundred twenty-one".