32113133321220 has 432 divisors, whose sum is σ = 113554400214528. Its totient is φ = 7324558940160.

The previous prime is 32113133321167. The next prime is 32113133321251. The reversal of 32113133321220 is 2212333131123.

32113133321220 is a `hidden beast` number, since 3 + 2 + 1 + 1 + 313 + 3 + 321 + 2 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 14165474527 + ... + 14165476793.

It is an arithmetic number, because the mean of its divisors is an integer number (262857407904).

Almost surely, 2^{32113133321220} is an apocalyptic number.

32113133321220 is a gapful number since it is divisible by the number (30) 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 32113133321220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56777200107264).

32113133321220 is an abundant number, since it is smaller than the sum of its proper divisors (81441266893308).

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

32113133321220 is a wasteful number, since it uses less digits than its factorization.

32113133321220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000 (or 4988 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 32113133321220 its reverse (2212333131123), we get a palindrome (34325466452343).

The spelling of 32113133321220 in words is "thirty-two trillion, one hundred thirteen billion, one hundred thirty-three million, three hundred twenty-one thousand, two hundred twenty".