1101023211323 has 16 divisors (see below), whose sum is σ = 1300076084736. Its totient is φ = 912837461760.

The previous prime is 1101023211289. The next prime is 1101023211373. The reversal of 1101023211323 is 3231123201011.

It is a happy number.

It is not a de Polignac number, because 1101023211323 - 2¹² = 1101023207227 is a prime.

It is a super-2 number, since 2×1101023211323² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101023211295 and 1101023211304.

It is not an unprimeable number, because it can be changed into a prime (1101023211373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17725718 + ... + 17787723.

It is an arithmetic number, because the mean of its divisors is an integer number (81254755296).

Almost surely, 2^{1101023211323} is an apocalyptic number.

1101023211323 is a deficient number, since it is larger than the sum of its proper divisors (199052873413).

1101023211323 is a wasteful number, since it uses less digits than its factorization.

1101023211323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35513594.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1101023211323 its reverse (3231123201011), we get a palindrome (4332146412334).

The spelling of 1101023211323 in words is "one trillion, one hundred one billion, twenty-three million, two hundred eleven thousand, three hundred twenty-three".