2120022312020 has 24 divisors (see below), whose sum is σ = 4518495318624. Its totient is φ = 835352074656.

The previous prime is 2120022312019. The next prime is 2120022312073. The reversal of 2120022312020 is 202132200212.

It is a self number, because there is not a number n which added to its sum of digits gives 2120022312020.

It is a congruent number.

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, 791051762 + ... + 791054441.

It is an arithmetic number, because the mean of its divisors is an integer number (188270638276).

Almost surely, 2^{2120022312020} is an apocalyptic number.

2120022312020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120022312020 is an abundant number, since it is smaller than the sum of its proper divisors (2398473006604).

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

2120022312020 is a wasteful number, since it uses less digits than its factorization.

2120022312020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582106279 (or 1582106277 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2120022312020 its reverse (202132200212), we get a palindrome (2322154512232).

The spelling of 2120022312020 in words is "two trillion, one hundred twenty billion, twenty-two million, three hundred twelve thousand, twenty".