2120220203332 has 144 divisors (see below), whose sum is σ = 4829774342400. Its totient is φ = 804944770560.

The previous prime is 2120220203329. The next prime is 2120220203371. The reversal of 2120220203332 is 2333020220212.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 47 ways as a sum of consecutive naturals, for example, 23159344 + ... + 23250712.

It is an arithmetic number, because the mean of its divisors is an integer number (33540099600).

Almost surely, 2^{2120220203332} is an apocalyptic number.

2120220203332 is a gapful number since it is divisible by the number (22) 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 2120220203332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2414887171200).

2120220203332 is an abundant number, since it is smaller than the sum of its proper divisors (2709554139068).

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

2120220203332 is a wasteful number, since it uses less digits than its factorization.

2120220203332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91674 (or 91665 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 2120220203332 its reverse (2333020220212), we get a palindrome (4453240423544).

The spelling of 2120220203332 in words is "two trillion, one hundred twenty billion, two hundred twenty million, two hundred three thousand, three hundred thirty-two".