1022023112311 has 12 divisors (see below), whose sum is σ = 1053202683720. Its totient is φ = 991497516480.

The previous prime is 1022023112309. The next prime is 1022023112359. The reversal of 1022023112311 is 1132113202201.

It is not a de Polignac number, because 1022023112311 - 2¹ = 1022023112309 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 (1022023112711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1246941 + ... + 1897078.

It is an arithmetic number, because the mean of its divisors is an integer number (87766890310).

Almost surely, 2^{1022023112311} is an apocalyptic number.

1022023112311 is a deficient number, since it is larger than the sum of its proper divisors (31179571409).

1022023112311 is an frugal number, since it uses more digits than its factorization.

1022023112311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144226 (or 3144153 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1022023112311 its reverse (1132113202201), we get a palindrome (2154136314512).

The spelling of 1022023112311 in words is "one trillion, twenty-two billion, twenty-three million, one hundred twelve thousand, three hundred eleven".