2120333012220 has 96 divisors (see below), whose sum is σ = 5945245608960. Its totient is φ = 564630946560.

The previous prime is 2120333012191. The next prime is 2120333012221. The reversal of 2120333012220 is 222103330212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120333012221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158097315 + ... + 158110725.

It is an arithmetic number, because the mean of its divisors is an integer number (61929641760).

Almost surely, 2^{2120333012220} is an apocalyptic number.

2120333012220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120333012220 is an abundant number, since it is smaller than the sum of its proper divisors (3824912596740).

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

2120333012220 is a wasteful number, since it uses less digits than its factorization.

2120333012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16915 (or 16913 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2120333012220 its reverse (222103330212), we get a palindrome (2342436342432).

The spelling of 2120333012220 in words is "two trillion, one hundred twenty billion, three hundred thirty-three million, twelve thousand, two hundred twenty".