20113021224312 has 32 divisors (see below), whose sum is σ = 50283416995200. Its totient is φ = 6704225216864.

The previous prime is 20113021224301. The next prime is 20113021224337. The reversal of 20113021224312 is 21342212031102.

It is a super-3 number, since 3×20113021224312³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5767698 + ... + 8572769.

It is an arithmetic number, because the mean of its divisors is an integer number (1571356781100).

Almost surely, 2^{20113021224312} is an apocalyptic number.

It is an amenable number.

20113021224312 is an abundant number, since it is smaller than the sum of its proper divisors (30170395770888).

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

20113021224312 is a wasteful number, since it uses less digits than its factorization.

20113021224312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14398915 (or 14398911 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 20113021224312 its reverse (21342212031102), we get a palindrome (41455233255414).

The spelling of 20113021224312 in words is "twenty trillion, one hundred thirteen billion, twenty-one million, two hundred twenty-four thousand, three hundred twelve".