1111012310321 has 16 divisors (see below), whose sum is σ = 1179610660800. Its totient is φ = 1042778354688.

The previous prime is 1111012310293. The next prime is 1111012310323. The reversal of 1111012310321 is 1230132101111.

It is a cyclic number.

It is not a de Polignac number, because 1111012310321 - 2³⁴ = 1093832441137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111012310321.

It is not an unprimeable number, because it can be changed into a prime (1111012310323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9232025 + ... + 9351593.

It is an arithmetic number, because the mean of its divisors is an integer number (73725666300).

Almost surely, 2^{1111012310321} is an apocalyptic number.

It is an amenable number.

1111012310321 is a deficient number, since it is larger than the sum of its proper divisors (68598350479).

1111012310321 is a wasteful number, since it uses less digits than its factorization.

1111012310321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121088.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1111012310321 its reverse (1230132101111), we get a palindrome (2341144411432).

The spelling of 1111012310321 in words is "one trillion, one hundred eleven billion, twelve million, three hundred ten thousand, three hundred twenty-one".