1101123201311 has 16 divisors (see below), whose sum is σ = 1264087065600. Its totient is φ = 939575554848.

The previous prime is 1101123201257. The next prime is 1101123201337. The reversal of 1101123201311 is 1131023211011.

It is not a de Polignac number, because 1101123201311 - 2⁶ = 1101123201247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101123201311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101123201341) 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, 13493450 + ... + 13574808.

It is an arithmetic number, because the mean of its divisors is an integer number (79005441600).

Almost surely, 2^{1101123201311} is an apocalyptic number.

1101123201311 is a deficient number, since it is larger than the sum of its proper divisors (162963864289).

1101123201311 is an equidigital number, since it uses as much as digits as its factorization.

1101123201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90038.

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

Adding to 1101123201311 its reverse (1131023211011), we get a palindrome (2232146412322).

The spelling of 1101123201311 in words is "one trillion, one hundred one billion, one hundred twenty-three million, two hundred one thousand, three hundred eleven".