2101343320220 has 12 divisors (see below), whose sum is σ = 4412820972504. Its totient is φ = 840537328080.

The previous prime is 2101343320151. The next prime is 2101343320231. The reversal of 2101343320220 is 220233431012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52533582986 + ... + 52533583025.

It is an arithmetic number, because the mean of its divisors is an integer number (367735081042).

Almost surely, 2^{2101343320220} is an apocalyptic number.

2101343320220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101343320220 is an abundant number, since it is smaller than the sum of its proper divisors (2311477652284).

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

2101343320220 is a wasteful number, since it uses less digits than its factorization.

2101343320220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105067166020 (or 105067166018 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2101343320220 its reverse (220233431012), we get a palindrome (2321576751232).

The spelling of 2101343320220 in words is "two trillion, one hundred one billion, three hundred forty-three million, three hundred twenty thousand, two hundred twenty".