113311222030020 has 72 divisors (see below), whose sum is σ = 369070837478784. Its totient is φ = 25899707891904.

The previous prime is 113311222029997. The next prime is 113311222030051. The reversal of 113311222030020 is 20030222113311.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 23 ways as a sum of consecutive naturals, for example, 19270613052 + ... + 19270618931.

It is an arithmetic number, because the mean of its divisors is an integer number (5125983853872).

Almost surely, 2^{113311222030020} is an apocalyptic number.

113311222030020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113311222030020 is an abundant number, since it is smaller than the sum of its proper divisors (255759615448764).

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

113311222030020 is a wasteful number, since it uses less digits than its factorization.

113311222030020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38541232009 (or 38541232000 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113311222030020 its reverse (20030222113311), we get a palindrome (133341444143331).

The spelling of 113311222030020 in words is "one hundred thirteen trillion, three hundred eleven billion, two hundred twenty-two million, thirty thousand, twenty".