1011302313121 has 4 divisors (see below), whose sum is σ = 1025546007744. Its totient is φ = 997058618500.

The previous prime is 1011302313097. The next prime is 1011302313139. The reversal of 1011302313121 is 1213132031101.

1011302313121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1011302313121 - 2¹¹ = 1011302311073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011302313421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7121847205 + ... + 7121847346.

It is an arithmetic number, because the mean of its divisors is an integer number (256386501936).

Almost surely, 2^{1011302313121} is an apocalyptic number.

It is an amenable number.

1011302313121 is a deficient number, since it is larger than the sum of its proper divisors (14243694623).

1011302313121 is an equidigital number, since it uses as much as digits as its factorization.

1011302313121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14243694622.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1011302313121 its reverse (1213132031101), we get a palindrome (2224434344222).

The spelling of 1011302313121 in words is "one trillion, eleven billion, three hundred two million, three hundred thirteen thousand, one hundred twenty-one".