2133212320100 has 72 divisors (see below), whose sum is σ = 4653691728000. Its totient is φ = 848749017600.

The previous prime is 2133212320093. The next prime is 2133212320157. The reversal of 2133212320100 is 10232123312.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77815196 + ... + 77842604.

Almost surely, 2^{2133212320100} is an apocalyptic number.

2133212320100 is a gapful number since it is divisible by the number (20) 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 2133212320100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2326845864000).

2133212320100 is an abundant number, since it is smaller than the sum of its proper divisors (2520479407900).

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

2133212320100 is a wasteful number, since it uses less digits than its factorization.

2133212320100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31533 (or 31526 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2133212320100 its reverse (10232123312), we get a palindrome (2143444443412).

The spelling of 2133212320100 in words is "two trillion, one hundred thirty-three billion, two hundred twelve million, three hundred twenty thousand, one hundred".