2120210220101 has 8 divisors (see below), whose sum is σ = 2186240868000. Its totient is φ = 2055143523472.

The previous prime is 2120210220083. The next prime is 2120210220181. The reversal of 2120210220101 is 1010220120212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120210220101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120210220181) 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, 240983351 + ... + 240992148.

It is an arithmetic number, because the mean of its divisors is an integer number (273280108500).

Almost surely, 2^{2120210220101} is an apocalyptic number.

It is an amenable number.

2120210220101 is a deficient number, since it is larger than the sum of its proper divisors (66030647899).

2120210220101 is an equidigital number, since it uses as much as digits as its factorization.

2120210220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481975635.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2120210220101 its reverse (1010220120212), we get a palindrome (3130430340313).

The spelling of 2120210220101 in words is "two trillion, one hundred twenty billion, two hundred ten million, two hundred twenty thousand, one hundred one".