1101223210312 has 16 divisors (see below), whose sum is σ = 2066919994800. Its totient is φ = 550044545040.

The previous prime is 1101223210309. The next prime is 1101223210333. The reversal of 1101223210312 is 2130123221011.

It is a self number, because there is not a number n which added to its sum of digits gives 1101223210312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70874262 + ... + 70889797.

It is an arithmetic number, because the mean of its divisors is an integer number (129182499675).

Almost surely, 2^{1101223210312} is an apocalyptic number.

It is an amenable number.

1101223210312 is a deficient number, since it is larger than the sum of its proper divisors (965696784488).

1101223210312 is a wasteful number, since it uses less digits than its factorization.

1101223210312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141765036 (or 141765032 counting only the distinct ones).

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

Adding to 1101223210312 its reverse (2130123221011), we get a palindrome (3231346431323).

The spelling of 1101223210312 in words is "one trillion, one hundred one billion, two hundred twenty-three million, two hundred ten thousand, three hundred twelve".