2120320010220 has 24 divisors (see below), whose sum is σ = 5936896028784. Its totient is φ = 565418669376.

The previous prime is 2120320010129. The next prime is 2120320010231. The reversal of 2120320010220 is 220100230212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2120320010220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17669333359 + ... + 17669333478.

It is an arithmetic number, because the mean of its divisors is an integer number (247370667866).

Almost surely, 2^{2120320010220} is an apocalyptic number.

2120320010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120320010220 is an abundant number, since it is smaller than the sum of its proper divisors (3816576018564).

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

2120320010220 is a wasteful number, since it uses less digits than its factorization.

2120320010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35338666849 (or 35338666847 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2120320010220 its reverse (220100230212), we get a palindrome (2340420240432).

The spelling of 2120320010220 in words is "two trillion, one hundred twenty billion, three hundred twenty million, ten thousand, two hundred twenty".