2120022210020 has 96 divisors (see below), whose sum is σ = 5265480729600. Its totient is φ = 706839759360.

The previous prime is 2120022209953. The next prime is 2120022210071. The reversal of 2120022210020 is 200122200212.

It is a junction number, because it is equal to n+sod(n) for n = 2120022209977 and 2120022210004.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2061332 + ... + 2913611.

It is an arithmetic number, because the mean of its divisors is an integer number (54848757600).

Almost surely, 2^{2120022210020} is an apocalyptic number.

2120022210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120022210020 is an abundant number, since it is smaller than the sum of its proper divisors (3145458519580).

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

2120022210020 is a wasteful number, since it uses less digits than its factorization.

2120022210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4975125 (or 4975123 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2120022210020 its reverse (200122200212), we get a palindrome (2320144410232).

The spelling of 2120022210020 in words is "two trillion, one hundred twenty billion, twenty-two million, two hundred ten thousand, twenty".