2120300223220 has 24 divisors (see below), whose sum is σ = 4453275413664. Its totient is φ = 847997242656.

The previous prime is 2120300223203. The next prime is 2120300223227. The reversal of 2120300223220 is 223220030212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120300223227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7536322 + ... + 7812601.

It is an arithmetic number, because the mean of its divisors is an integer number (185553142236).

Almost surely, 2^{2120300223220} is an apocalyptic number.

2120300223220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120300223220 is an abundant number, since it is smaller than the sum of its proper divisors (2332975190444).

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

2120300223220 is a wasteful number, since it uses less digits than its factorization.

2120300223220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15355839 (or 15355837 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2120300223220 its reverse (223220030212), we get a palindrome (2343520253432).

The spelling of 2120300223220 in words is "two trillion, one hundred twenty billion, three hundred million, two hundred twenty-three thousand, two hundred twenty".