113321212330100 has 144 divisors (see below), whose sum is σ = 254540565611136. Its totient is φ = 43766608704000.

The previous prime is 113321212330069. The next prime is 113321212330133. The reversal of 113321212330100 is 1033212123311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 205560830 + ... + 206111370.

It is an arithmetic number, because the mean of its divisors is an integer number (1767642816744).

Almost surely, 2^{113321212330100} is an apocalyptic number.

113321212330100 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 113321212330100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127270282805568).

113321212330100 is an abundant number, since it is smaller than the sum of its proper divisors (141219353281036).

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

113321212330100 is a wasteful number, since it uses less digits than its factorization.

113321212330100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551226 (or 551219 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 113321212330100 its reverse (1033212123311), we get a palindrome (114354424453411).

The spelling of 113321212330100 in words is "one hundred thirteen trillion, three hundred twenty-one billion, two hundred twelve million, three hundred thirty thousand, one hundred".