1101313203012 has 72 divisors (see below), whose sum is σ = 3039812717760. Its totient is φ = 333417193920.

The previous prime is 1101313203007. The next prime is 1101313203037. The reversal of 1101313203012 is 2103023131011.

1101313203012 is a `hidden beast` number, since 1 + 10 + 1 + 31 + 320 + 301 + 2 = 666.

It is a super-2 number, since 2×1101313203012² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 887187 + ... + 1729082.

It is an arithmetic number, because the mean of its divisors is an integer number (42219621080).

Almost surely, 2^{1101313203012} is an apocalyptic number.

1101313203012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101313203012 is an abundant number, since it is smaller than the sum of its proper divisors (1938499514748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101313203012 is a wasteful number, since it uses less digits than its factorization.

1101313203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617353 (or 2617348 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1101313203012 its reverse (2103023131011), we get a palindrome (3204336334023).

The spelling of 1101313203012 in words is "one trillion, one hundred one billion, three hundred thirteen million, two hundred three thousand, twelve".