113023202312020 has 384 divisors, whose sum is σ = 320039676149760. Its totient is φ = 32379504261120.

The previous prime is 113023202312017. The next prime is 113023202312077. The reversal of 113023202312020 is 20213202320311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 113023202311982 and 113023202312000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4746269634 + ... + 4746293446.

It is an arithmetic number, because the mean of its divisors is an integer number (833436656640).

Almost surely, 2^{113023202312020} is an apocalyptic number.

113023202312020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113023202312020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160019838074880).

113023202312020 is an abundant number, since it is smaller than the sum of its proper divisors (207016473837740).

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

113023202312020 is a wasteful number, since it uses less digits than its factorization.

113023202312020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24855 (or 24853 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 113023202312020 its reverse (20213202320311), we get a palindrome (133236404632331).

The spelling of 113023202312020 in words is "one hundred thirteen trillion, twenty-three billion, two hundred two million, three hundred twelve thousand, twenty".