1023111101311 has 8 divisors (see below), whose sum is σ = 1111920323360. Its totient is φ = 935745931872.

The previous prime is 1023111101203. The next prime is 1023111101323. The reversal of 1023111101311 is 1131011113201.

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 1023111101311 - 2¹⁷ = 1023110970239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023111102311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361011675 + ... + 361014508.

It is an arithmetic number, because the mean of its divisors is an integer number (138990040420).

Almost surely, 2^{1023111101311} is an apocalyptic number.

1023111101311 is a deficient number, since it is larger than the sum of its proper divisors (88809222049).

1023111101311 is a wasteful number, since it uses less digits than its factorization.

1023111101311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722026305.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 1023111101311 its reverse (1131011113201), we get a palindrome (2154122214512).

The spelling of 1023111101311 in words is "one trillion, twenty-three billion, one hundred eleven million, one hundred one thousand, three hundred eleven".