113232210111020 has 576 divisors, whose sum is σ = 330073234993152. Its totient is φ = 31665613824000.

The previous prime is 113232210110933. The next prime is 113232210111029. The reversal of 113232210111020 is 20111012232311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113232210110983 and 113232210111001.

It is not an unprimeable number, because it can be changed into a prime (113232210111029) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2891729282 + ... + 2891768438.

It is an arithmetic number, because the mean of its divisors is an integer number (573043810752).

Almost surely, 2^{113232210111020} is an apocalyptic number.

113232210111020 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 113232210111020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165036617496576).

113232210111020 is an abundant number, since it is smaller than the sum of its proper divisors (216841024882132).

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

113232210111020 is a wasteful number, since it uses less digits than its factorization.

113232210111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39522 (or 39507 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 113232210111020 its reverse (20111012232311), we get a palindrome (133343222343331).

The spelling of 113232210111020 in words is "one hundred thirteen trillion, two hundred thirty-two billion, two hundred ten million, one hundred eleven thousand, twenty".